diff --git a/get_customizer_values.scad b/get_customizer_values.scad
index e5c48a0..fabad6d 100644
--- a/get_customizer_values.scad
+++ b/get_customizer_values.scad
@@ -3,7 +3,7 @@
 // After running this script, copy the output from the first Echo command into the
 // list of SBC boards in `sbc_case_builder.scad:32`
 // Also copy the output from the second Echo command into the list of case acceessory
-// sets in `sbc_case_builder.scad:258`
+// sets in `sbc_case_builder.scad:196`
 
 include <./SBC_Model_Framework/sbc_models.cfg>;
 include <./sbc_case_builder_accessories.cfg>;
diff --git a/lib/fans.scad b/lib/fans.scad
index a5ba3d5..3d489e9 100644
--- a/lib/fans.scad
+++ b/lib/fans.scad
@@ -73,16 +73,16 @@ module fans(style, mask) {
 
     if(enablemask == true) {
         if(mstyle == "fan_open") {
-            translate([0, 0, -adj-msetback]) fan_mask(diameter, mlength, "fan_open");
+            translate([0, 0, -mlength+msetback-1]) fan_mask(diameter, mlength, "fan_open");
         }
         if(mstyle == "default" || mstyle == "fan_1") {
-            translate([0, 0, -adj-msetback]) fan_mask(diameter, mlength, "fan_1");
+            translate([0, 0, -mlength+msetback-1]) fan_mask(diameter, mlength, "fan_1");
         }
         if(mstyle == "fan_2") {
-            translate([0, 0, -adj-msetback]) fan_mask(diameter, mlength, "fan_2");
+            translate([0, 0, -mlength+msetback-1]) fan_mask(diameter, mlength, "fan_2");
         }
         if(mstyle == "fan_hex") {
-            translate([0, 0, -adj-msetback]) fan_mask(diameter, mlength, "fan_hex");
+            translate([0, 0, -mlength+msetback-1]) fan_mask(diameter, mlength, "fan_hex");
         }
     }
     if(enablemask == false) {
diff --git a/mod/case_adapter.scad b/mod/case_adapter.scad
index d26b0d7..a531f03 100644
--- a/mod/case_adapter.scad
+++ b/mod/case_adapter.scad
@@ -18,7 +18,7 @@
 
            NAME: case_adapter
     DESCRIPTION: creates adapters for legacy cases footprints
-           TODO: verify mini-stx and nano-itx hole locations
+           TODO: nano-itx hole locations
 
           USAGE: case_adapter(case_design)
 
@@ -27,7 +27,15 @@
 module case_adapter(case_design) {
 
 mb_adapters=[
-            ["adapter_atx", 304.8, 243.84, ["left_rear", 6.35, 33.02], ["middle_rear", 163.83, 10.16], ["right_rear", 288.29, 10.16], 
+            ["adapter_ssi-eeb", 304.8, 330.2, ["left_rear", 6.35, 33.02], ["middle_rear", 163.83, 10.16], ["right_rear", 288.29, 10.16], 
+                                           ["left_middle", 6.35, 165.1], ["middle_middle", 163.83, 165.1], ["right_middle", 288.29, 165.1],
+                                           ["middle_middle2", 209.55, 237.49], ["right_middle2", 288.29, 237.49],
+                                           ["left_front", 6.35, 322.58], ["middle_front", 163.83, 322.58], ["right_front", 299.72, 322.58]],
+            ["adapter_ssi-ceb", 304.8, 266.7, ["left_rear", 6.35, 33.02], ["middle_rear", 163.83, 10.16], ["right_rear", 288.29, 10.16], 
+                                           ["left_middle", 6.35, 165.1], ["middle_middle", 163.83, 165.1], ["right_middle", 288.29, 165.1],
+                                           ["middle_front", 209.55, 237.49], ["right_front", 288.29, 237.49]],
+            ["adapter_atx", 304.8, 243.84, ["left_rear", 6.35, 33.02], ["middle_rear", 163.83, 10.16], 
+                                           ["middle2_rear", 211.99, 10.16], ["right_rear", 288.29, 10.16], 
                                            ["left_middle", 6.35, 165.1], ["middle_middle", 163.83, 165.1], ["right_middle", 288.29, 165.1],
                                            ["left_front", 6.35, 237.49], ["middle_front", 163.83, 237.49], ["right_front", 288.29, 237.49]],
             ["adapter_micro-atx", 243.84, 243.84, ["left_rear", 6.35, 33.02], ["middle_rear", 163.83, 10.16], ["right_rear", 211.99, 10.16], 
@@ -44,6 +52,8 @@ mb_adapters=[
                                                 ["left_front", 6.35, 165.1], ["right_front", 163.83, 165.1]], 
             ["adapter_mini-itx", 170, 170, ["left_rear", 6.35, 33.02], ["right_rear", 163.83, 10.16], 
                                            ["left_front", 6.35, 165.1], ["right_front", 163.83, 165.1]],
+            ["adapter_mini-itx_thin", 170, 170, ["left_rear", 6.35, 33.02], ["right_rear", 163.83, 10.16], 
+                                           ["left_front", 6.35, 165.1], ["right_front", 163.83, 165.1]],
             ["adapter_mini-stx", 140, 147, ["left_rear", 5, 5], ["right_rear", 135, 5],
                                            ["left_front", 5, 142], ["right_front", 135, 142]],
                                            ];
@@ -301,9 +311,6 @@ mb_adapters=[
             }
         }
     translate([mba_offset_x-10, -10, -1]) cube([mba_x+20, 10, floorthick+10]);
-//    translate([mba_offset_x-10, mba_y, -1]) cube([mba_x+20, 10, floorthick+4]);
-//    translate([mba_offset_x-10, -10, -1]) cube([10, mba_y+20, floorthick+4]);
-//    translate([mba_x+mba_offset_x, -10, -1]) cube([10, mba_y+20, floorthick+4]);
     }
     // additive accessories
     if(accessory_name != "none") {
@@ -348,18 +355,18 @@ mb_adapters=[
 
 
 /*
-           NAME: io_plate
+           NAME: io_shield
     DESCRIPTION: creates rear io panel for legacy cases
            TODO: none
 
-          USAGE: io_plate()
+          USAGE: io_shield()
 
 */
-module io_plate() {
+module io_shield() {
 
-    io_window_x = case_design == "adapter_mini-stx" ? 123.95 : 158.75;
+    io_window_x = case_design == ("adapter_mini-stx") ? 123.95 : 158.75;
     io_window_y = 4;
-    io_window_z = case_design == "adapter_mini-stx" ? 40 : case_design == "adapter_thin-mini-stx" ? 25 : 44;
+    io_window_z = case_design == "adapter_mini-stx" ? 40 : case_design == "adapter_mini-itx_thin" ? 25 : 44;
     io_offset = case_design == "adapter_mini-stx" ? 1.2 : 10.79;
 
     difference() {
diff --git a/mod/case_bottom.scad b/mod/case_bottom.scad
index 2d978e0..817fc46 100644
--- a/mod/case_bottom.scad
+++ b/mod/case_bottom.scad
@@ -106,7 +106,7 @@ module case_bottom(case_design) {
                                         rotate([90,0,90]) cylinder(d=10, h=4, $fn=6);
                                 }
                                 else {
-                                    translate([-adj-gap,wallthick+gap+pcb_depth-8,floorthick+3.4]) 
+                                    translate([-adj-gap,wallthick+gap+pcb_depth+case_offset_y-8,floorthick+3.4]) 
                                         rotate([90,0,90]) cylinder(d=10, h=4, $fn=6);
                                 }
                             }
@@ -126,7 +126,7 @@ module case_bottom(case_design) {
                                         rotate([90,0,90]) cylinder(d=10, h=4, $fn=6);
                                 }
                                 else {
-                                    translate([width-wallthick-gap-wallthick-4+adj,wallthick+gap+pcb_depth-8,floorthick+3.4]) 
+                                    translate([width-wallthick-gap-wallthick-4+adj,wallthick+gap+pcb_depth+case_offset_y-8,floorthick+3.4]) 
                                         rotate([90,0,90]) cylinder(d=10, h=4, $fn=6);
                                 }
                             }
@@ -335,6 +335,7 @@ module case_bottom(case_design) {
                                     rotate([90,0,90]) cylinder(d=6.6, h=3.5, $fn=6);
                             }
                             else {
+echo(pcb_depth+case_offset_y-10);
                                 translate([-wallthick-gap-adj-6,wallthick+gap+pcb_depth+case_offset_y-8,
                                     floorthick+3.4]) rotate([0,90,0]) cylinder(d=3, h=10+sidethick+(2*adj));
                                 translate([-gap+.6,wallthick+gap+pcb_depth+case_offset_y-8,floorthick+3.4]) 
@@ -456,12 +457,15 @@ module case_bottom(case_design) {
                         }   
                     }
                 }
-                // rear io plate opening for standard form motherboards
-                if(rear_io_plate == true) {
+                // rear io shield opening for standard form motherboards
+                if(rear_io_shield == true) {
                     if(sbc_model == "mini-stx") {
                         translate([6.2+pcb_loc_x,-4.5,-4.4+bottom_height-case_offset_bz-pcb_z+pcb_loc_z]) cube([123.95, 10+pcb_loc_y, 40]);
                     }
-                    else {
+                    if(sbc_model == "mini-itx_thin") {
+                        translate([-2.62+pcb_loc_x,-4.5,-2+bottom_height-case_offset_bz-pcb_z+pcb_loc_z]) cube([158.75, 10+pcb_loc_y, 25]);
+                    }
+                    if(sbc_model != "mini-stx" && sbc_model != "mini-itx_thin") {
                         translate([-2.62+pcb_loc_x,-4.5,-2+bottom_height-case_offset_bz-pcb_z+pcb_loc_z]) cube([158.75, 10+pcb_loc_y, 44]);
                     }
                 }
diff --git a/mod/case_top.scad b/mod/case_top.scad
index 9e8b5ae..7d59167 100644
--- a/mod/case_top.scad
+++ b/mod/case_top.scad
@@ -119,7 +119,7 @@ module case_top(case_design) {
                                             floorthick+3.4]) rotate([0,90,0]) cylinder(d=3, h=10+sidethick+(2*adj));
                                     }
                                     else {
-                                        translate([-wallthick-gap-adj-6,wallthick+gap+pcb_depth-8,
+                                        translate([-wallthick-gap-adj-6,wallthick+gap+pcb_depth+case_offset_y-8,
                                             floorthick+3.4]) rotate([0,90,0]) cylinder(d=3, h=10+sidethick+(2*adj));
                                     }
                                 }
@@ -139,7 +139,7 @@ module case_top(case_design) {
                                             floorthick+3.4]) rotate([0,90,0]) cylinder(d=3, h=10+sidethick+(2*adj));
                                     }
                                     else {
-                                        translate([width-3*(wallthick+gap)-adj,wallthick-gap+pcb_depth-8,
+                                        translate([width-3*(wallthick+gap)-adj,wallthick-gap+pcb_depth+case_offset_y-8,
                                             floorthick+3.4]) rotate([0,90,0]) cylinder(d=3, h=10+sidethick+(2*adj));
                                     }
                                 }
@@ -379,12 +379,15 @@ module case_top(case_design) {
                         }   
                     }
                 }
-                // rear io plate opening for standard form motherboards
-                if(rear_io_plate == true) {
+                // rear io shield opening for standard form motherboards
+                if(rear_io_shield == true) {
                     if(sbc_model == "mini-stx") {
                         translate([6.2+pcb_loc_x,-4.5,-4.4+bottom_height-case_offset_bz-pcb_z+pcb_loc_z]) cube([123.95, 10+pcb_loc_y, 40]);
                     }
-                    else {
+                    if(sbc_model == "mini-itx_thin") {
+                        translate([-2.62+pcb_loc_x,-4.5,-2+bottom_height-case_offset_bz-pcb_z+pcb_loc_z]) cube([158.75, 10+pcb_loc_y, 25]);
+                    }
+                    if(sbc_model != "mini-stx" && sbc_model != "mini-itx_thin") {
                         translate([-2.62+pcb_loc_x,-4.5,-2+bottom_height-case_offset_bz-pcb_z+pcb_loc_z]) cube([158.75, 10+pcb_loc_y, 44]);
                     }
                 }
diff --git a/sbc_case_builder.json b/sbc_case_builder.json
index 9788aa3..8176cfb 100644
--- a/sbc_case_builder.json
+++ b/sbc_case_builder.json
@@ -110,7 +110,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -259,7 +259,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -408,7 +408,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -557,7 +557,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -707,7 +707,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "4",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -856,7 +856,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1005,7 +1005,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1154,7 +1154,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1231,7 +1231,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sata_knockout": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
@@ -1361,7 +1361,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1510,7 +1510,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1659,7 +1659,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1808,7 +1808,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -1957,7 +1957,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -2107,7 +2107,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -2406,7 +2406,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -2556,7 +2556,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -2706,7 +2706,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -2855,7 +2855,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3004,7 +3004,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "2",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3153,7 +3153,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "2",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3302,7 +3302,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3451,7 +3451,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3600,7 +3600,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3749,7 +3749,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -3898,7 +3898,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4047,7 +4047,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4197,7 +4197,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4347,7 +4347,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4497,7 +4497,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4647,7 +4647,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4797,7 +4797,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -4947,7 +4947,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5097,7 +5097,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5247,7 +5247,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5397,7 +5397,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5547,7 +5547,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5697,7 +5697,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5847,7 +5847,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -5997,7 +5997,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -6147,7 +6147,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -6297,7 +6297,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -6447,7 +6447,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -6597,7 +6597,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -6747,7 +6747,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -6897,7 +6897,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -7047,7 +7047,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -7197,7 +7197,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -7347,7 +7347,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "false",
+            "rear_io_shield": "false",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -7496,7 +7496,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "0",
             "raise_top": "0",
-            "rear_io_plate": "true",
+            "rear_io_shield": "true",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -7645,7 +7645,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "4",
             "raise_top": "0",
-            "rear_io_plate": "true",
+            "rear_io_shield": "true",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
@@ -7794,7 +7794,7 @@
             "pcb_loc_y": "0",
             "pcb_loc_z": "4",
             "raise_top": "0",
-            "rear_io_plate": "true",
+            "rear_io_shield": "true",
             "sbc_bottom_standoffs": "true",
             "sbc_highlight": "false",
             "sbc_information": "false",
diff --git a/sbc_case_builder.scad b/sbc_case_builder.scad
index 7de759e..e3e4a29 100644
--- a/sbc_case_builder.scad
+++ b/sbc_case_builder.scad
@@ -27,9 +27,9 @@ include <./sbc_case_builder_accessories.cfg>;
 /* [View] */
 // viewing mode "model", "platter", "part"
 view = "model"; // [model, platter, part]
-individual_part = "bottom"; // [top, bottom, right, left, front, rear, io_plate, accessories]
+individual_part = "bottom"; // [top, bottom, right, left, front, rear, io_shield, accessories]
 // single board computer model
-sbc_model = "c1+"; //  ["c1+", "c2", "c4", "hc4", "xu4", "xu4q", "mc1", "hc1", "n1", "n2", "n2+", "n2l", "n2lq", "m1", "m1s", "h2", "h2+", "h3", "h3+", "show2", "rpipico", "rpipicow", "rpicm4+ioboard", "rpicm1", "rpicm3", "rpicm3l", "rpicm3+", "rpicm4s", "rpicm4", "rpicm4l", "rpizero", "rpizerow", "rpizero2w", "rpi1a+", "rpi1b+", "rpi2b", "rpi3a+", "rpi3b", "rpi3b+", "rpi4b", "rpi5", "rock64", "rockpro64", "quartz64a", "quartz64b", "h64b", "star64", "rock4a", "rock4b", "rock4a+", "rock4b+", "rock4c", "rock4c+", "rock5b-v1.3", "rock5b", "rock5bq", "vim1", "vim2", "vim3", "vim3l", "vim4", "tinkerboard", "tinkerboard-s", "tinkerboard-2", "tinkerboard-2s", "tinkerboard-r2", "tinkerboard-r2s", "opizero", "opizero2", "opir1plus_lts", "opir1", "opi5", "jetsonnano", "lepotato", "sweetpotato", "tritium-h2+", "tritium-h3", "tritium-h5", "solitude", "alta", "atomicpi", "visionfive2", "visionfive2q", "licheerv+dock", "rak19007", "atx", "micro-atx", "dtx", "flex-atx", "mini-dtx", "mini-itx", "mini-stx", "nano-itx", "nuc", "pico-itx"]
+sbc_model = "c1+"; //  ["c1+", "c2", "c4", "hc4", "xu4", "xu4q", "mc1", "hc1", "n1", "n2", "n2+", "n2l", "n2lq", "m1", "m1s", "h2", "h2+", "h3", "h3+", "show2", "rpipico", "rpipicow", "rpicm4+ioboard", "rpicm1", "rpicm3", "rpicm3l", "rpicm3+", "rpicm4s", "rpicm4", "rpicm4l", "rpizero", "rpizerow", "rpizero2w", "rpi1a+", "rpi1b+", "rpi2b", "rpi3a+", "rpi3b", "rpi3b+", "rpi4b", "rpi5", "rock64", "rockpro64", "quartz64a", "quartz64b", "h64b", "star64", "rock4a", "rock4b", "rock4a+", "rock4b+", "rock4c", "rock4c+", "rock5b-v1.3", "rock5b", "rock5bq", "nio12", "vim1", "vim2", "vim3", "vim3l", "vim4", "tinkerboard", "tinkerboard-s", "tinkerboard-2", "tinkerboard-2s", "tinkerboard-r2", "tinkerboard-r2s", "opizero", "opizero2", "opir1plus_lts", "opir1", "opi5", "jetsonnano", "lepotato", "sweetpotato", "tritium-h2+", "tritium-h3", "tritium-h5", "solitude", "alta", "atomicpi", "visionfive2", "visionfive2q", "licheerv+dock", "rak19007", "ssi-eeb", "ssi-ceb", "atx", "micro-atx", "dtx", "flex-atx", "mini-dtx", "mini-itx", "mini-itx_thin", "mini-stx", "nano-itx", "nuc", "pico-itx"]
 
 // sbc off in model view
 sbc_off = false;
@@ -40,7 +40,7 @@ sbc_highlight = false;
 // enable highlight for accessory subtractive geometry
 accessory_highlight = false;
 // base case design
-case_design = "shell"; // [shell,panel,stacked,tray,tray_sides,tray_vu5,tray_vu7,round,hex,snap,fitted,paper_split-top,paper_full-top,adapter_atx,adapter_micro-atx,adapter_dtx,adapter_flex-atx,adapter_mini-dtx,adapter_mini-itx,adapter_mini-stx]
+case_design = "shell"; // [shell,panel,stacked,tray,tray_sides,tray_vu5,tray_vu7,round,hex,snap,fitted,paper_split-top,paper_full-top,adapter_ssi-eeb,adapter_ssi-ceb,adapter_atx,adapter_micro-atx,adapter_dtx,adapter_flex-atx,adapter_mini-dtx,adapter_mini-itx,adapter_mini-itx_thin,adapter_mini-stx]
 
 // raises top mm in model view or < 0 = off
 raise_top = 0; // [-1:100]
@@ -66,10 +66,10 @@ bottom_clearence = 3.5; //[-10:.01:10]
 flat_blank_section =  false;
 
 /* [Standard Motherboard Case Settings] */
-// adjustment for atx, micro-atx, dtx, flex-atx, mini-dtx, mini-itx, mini-stx, nano-itx,nuc, pico-itx PCB thickness from 2mm default//
+// adjustment for ssi-eeb, ssi-ceb, atx, micro-atx, dtx, flex-atx, mini-dtx, mini-itx, mini-stx, nano-itx,nuc, pico-itx PCB thickness from 2mm default//
 standard_motherboard_thickness =  0; //[-3:.01:3]
 // rear io plate opening for standard form motherboards
-rear_io_plate = false;
+rear_io_shield = false;
 
 /* [3D Case Adjustments] */
 // sbc location x axis
@@ -276,7 +276,7 @@ pcb_bmaxz = sbc_data[s[0]][11][6];
 pcb_color = sbc_data[s[0]][11][1];
 pcb_radius = sbc_data[s[0]][11][0];
 
-pcb_z = sbc_model == "atx" || sbc_model == "micro-atx" || sbc_model == "dtx" || sbc_model == "flex-atx" || sbc_model == "mini-dtx" || sbc_model == "mini-itx" || sbc_model == "mini-stx" || sbc_model == "nano-itx" || sbc_model == "nuc" || sbc_model == "pico-itx" ? pcb_z_orig + standard_motherboard_thickness : pcb_z_orig;
+pcb_z = sbc_model == "ssi-eeb" || sbc_model == "ssi-ceb" || sbc_model == "atx" || sbc_model == "micro-atx" || sbc_model == "dtx" || sbc_model == "flex-atx" || sbc_model == "mini-dtx" || sbc_model == "mini-itx" || sbc_model == "mini-stx" || sbc_model == "nano-itx" || sbc_model == "nuc" || sbc_model == "pico-itx" ? pcb_z_orig + standard_motherboard_thickness : pcb_z_orig;
 width = pcb_width+2*(wallthick+gap)+case_offset_x;
 depth = pcb_depth+2*(wallthick+gap)+case_offset_y;
 top_height = pcb_tmaxz+floorthick+case_offset_tz+pcb_loc_z;
@@ -385,9 +385,9 @@ if (view == "platter") {
         case_bottom(case_design);
         translate([0,(2*depth)+20,case_z+floorthick]) rotate([180,0,0]) case_top(case_design);
     }
-    if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx") {
+    if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx_thin" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx" || case_design == "adapter_ssi-ceb" || case_design == "adapter_ssi-eeb") {
         color("dimgrey",1) case_adapter(case_design);
-        color("dimgrey",1) translate([-180, 0, 4]) rotate([270,0,0]) io_plate();
+        color("dimgrey",1) translate([-180, 0, 4]) rotate([270,0,0]) io_shield();
     }
     // ui access panel
     if(bottom_access_panel_enable == true) {
@@ -467,57 +467,53 @@ if (view == "model") {
                 difference() {
                     color("dimgrey",1) translate([0,0,-lower_bottom]) case_bottom(case_design);
                     if(move_rear < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_front < 0) {
-                        translate([-gap-wallthick-1,depth-2*(gap+wallthick),-lower_bottom]) 
+                        translate([-gap-wallthick-1,depth-2*(gap+wallthick),-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_leftside < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([gap+wallthick+1.01,depth+2,case_z+2]);
                     }
                     if(move_rightside < 0) {
-                        translate([width-gap-(2*wallthick)-adj,-gap-wallthick-1,-lower_bottom]) 
-                            cube([gap+wallthick,depth+2,case_z+2]);
+                        translate([width-2*(gap+wallthick),-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([gap+wallthick+1,depth+2,case_z+2]);
                     }
                 }
             }
-            if(sbc_off == false) {
-                translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z])
-                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
-            }
             if(raise_top >= 0) {
                 difference() {
                     color("grey",1) translate([0,0,raise_top]) case_top(case_design);
                     if(move_rear < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,raise_top]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_front < 0) {
-                        translate([-gap-wallthick-1,depth-2*(gap+wallthick),raise_top]) 
+                        translate([-gap-wallthick-1,depth-2*(gap+wallthick),-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_leftside < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,raise_top]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([gap+wallthick+1.01,depth+2,case_z+2]);
                     }
                     if(move_rightside < 0) {
-                        translate([width-gap-(2*wallthick)-adj,-gap-wallthick-1,raise_top]) 
-                            cube([gap+wallthick,depth+2,case_z+2]);
+                        translate([width-2*(gap+wallthick),-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([gap+wallthick+1,depth+2,case_z+2]);
                     }
                 }
             }
+            if(sbc_off == false) {
+                translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z])
+                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
+            }
         }
         if(case_design == "panel") {
             if(lower_bottom >= 0) {
                 color("dimgrey",1) translate([0,0,-lower_bottom]) case_bottom(case_design);
             }
-            if(sbc_off == false) {
-                translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z])
-                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
-            }
             if(raise_top >= 0) {
                 color("grey",1) translate([0,0,raise_top])case_top(case_design);
             }
@@ -533,63 +529,63 @@ if (view == "model") {
             if(move_leftside >= 0) {
                 color("grey",1) translate([-move_leftside,0,0]) case_side(case_design,"left");
             }
+            if(sbc_off == false) {
+                translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z])
+                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
+            }
         }
         if(case_design == "stacked") {
             if(lower_bottom >= 0) {
                 color("grey",1) translate([0,0,-lower_bottom]) case_bottom(case_design);
             }
+            if(raise_top >= 0) {
+                color("grey",1) translate([0,0,raise_top]) case_top(case_design);
+            }
             if(sbc_off == false) {
                 translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z])
                     sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
             }
-            if(raise_top >= 0) {
-                color("grey",1) translate([0,0,raise_top]) case_top(case_design);
-            }
         }
-        if(case_design == "tray" || case_design == "tray_vu5" || case_design == "tray_vu7" || case_design == "tray_sides") {
+        if(case_design == "tray" || case_design == "tray_sides" || case_design == "tray_vu5" || case_design == "tray_vu7") {
             if(lower_bottom >= 0) {
                 difference() {
                     color("dimgrey",1) translate([0,0,-lower_bottom]) case_bottom(case_design);
                     if(move_rear < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom]) 
-                            cube([width+2,gap+wallthick+1.01,case_z+2]);
+                        translate([-gap-wallthick-sidethick-1,-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([width+2*sidethick+2,gap+wallthick+1.01,case_z+5]);
                     }
                     if(move_front < 0) {
-                        translate([-gap-wallthick-1,depth-2*(gap+wallthick)-1.01,-lower_bottom]) 
-                            cube([width+2,gap+wallthick+1.01,case_z+2]);
+                        translate([-gap-wallthick-sidethick-1,depth-2*(gap+wallthick),-lower_bottom-1]) 
+                            cube([width+2*sidethick+2,gap+wallthick+1.01,case_z+5]);
                     }
                     if(move_leftside < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom]) 
-                            cube([gap+wallthick+1.01,depth+2,case_z+2]);
+                        translate([-gap-wallthick-sidethick-1,-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([gap+wallthick+2*sidethick+1.01,depth+2,case_z+5]);
                     }
                     if(move_rightside < 0) {
-                        translate([width-(2*wallthick)-adj-1.01,-gap-wallthick-1,-lower_bottom]) 
-                            cube([gap+wallthick+1,depth+2,case_z+2]);
+                        translate([width-sidethick-2*(gap+wallthick),-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([gap+wallthick+2*sidethick+1,depth+2,case_z+5]);
                     }
                 }
             }
-            if(sbc_off == false) {
-                translate([pcb_loc_x,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj])
-                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
-            }
             if(raise_top >= 0) {
                 difference() {
                     color("grey",1) translate([0,0,raise_top]) case_top(case_design);
                     if(move_rear < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,raise_top]) 
-                            cube([width+2,gap+wallthick+1.01,case_z+2]);
+                        translate([-gap-wallthick-sidethick-1,-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([width+2*sidethick+2,gap+wallthick+1.01,case_z+5]);
                     }
                     if(move_front < 0) {
-                        translate([-gap-wallthick-1,depth-gap-wallthick-2.01,raise_top]) 
-                            cube([width+2,gap+wallthick+1.01,case_z+2]);
+                        translate([-gap-wallthick-sidethick-1,depth-2*(gap+wallthick),-lower_bottom-1]) 
+                            cube([width+2*sidethick+2,gap+wallthick+1.01,case_z+5]);
                     }
                     if(move_leftside < 0) {
-                        translate([-gap-2*wallthick-1,-gap-wallthick-1,raise_top]) 
-                            cube([gap+wallthick+1.01,depth+2,case_z+2]);
+                        translate([-gap-wallthick-sidethick-1,-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([gap+wallthick+2*sidethick+1.01,depth+2,case_z+5]);
                     }
                     if(move_rightside < 0) {
-                        translate([width-gap-wallthick-2.01,-gap-wallthick-1,raise_top]) 
-                            cube([gap+2*wallthick+1,depth+2,case_z+2]);
+                        translate([width-sidethick-2*(gap+wallthick),-gap-wallthick-1,-lower_bottom-1]) 
+                            cube([gap+wallthick+2*sidethick+1,depth+2,case_z+5]);
                     }
                 }
             }
@@ -637,78 +633,82 @@ if (view == "model") {
                 color("darkgrey",.5) translate([-((192.90-100)/2)+(width/2)-wallthick-gap-53.5,depth+11.5,
                     case_z+27]) rotate([-15,0,180]) hk_speaker();
             }
+            if(sbc_off == false) {
+                translate([pcb_loc_x,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj])
+                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
+            }
         } 
         if(case_design == "round" || case_design == "hex") {
             if(lower_bottom >= 0) {
                 color("dimgrey",1) translate([0,0,-lower_bottom]) case_bottom(case_design);
             }
+            if(raise_top >= 0) {
+                color("grey",1) translate([0,0,raise_top]) case_top(case_design);
+            }        
             if(sbc_off == false) {
                 translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj])
                     sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
             }
-            if(raise_top >= 0) {
-                color("grey",1) translate([0,0,raise_top]) case_top(case_design);
-            }        
         }
         if(case_design == "snap" || case_design == "fitted") {
             if(lower_bottom >= 0) {
                 difference() {
                     color("dimgrey",1) translate([0,0,-lower_bottom]) case_bottom(case_design);
                     if(move_rear < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_front < 0) {
-                        translate([-gap-wallthick-1,depth-2*(wallthick+gap)-adj,-lower_bottom]) 
-                            cube([width+2,2*(gap+wallthick)+adj,case_z+2]);
+                        translate([-gap-wallthick-1,depth-2*(gap+wallthick),-lower_bottom-1]) 
+                            cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_leftside < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([gap+wallthick+1.01,depth+2,case_z+2]);
                     }
                     if(move_rightside < 0) {
-                        translate([width-2*(wallthick+gap)-adj,-gap-wallthick-1,-lower_bottom]) 
+                        translate([width-2*(gap+wallthick),-gap-wallthick-1,-lower_bottom-1]) 
                             cube([gap+wallthick+1,depth+2,case_z+2]);
                     }
                 }
             }
-            if(sbc_off == false) {
-                translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj])
-                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
-            }
             if(raise_top >= 0) {
                 difference() {
                     color("grey",1) translate([0,0,raise_top]) case_top(case_design);
                     if(move_rear < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,raise_top]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_front < 0) {
-                        translate([-gap-wallthick-1,depth-gap-wallthick-2.01,raise_top]) 
+                        translate([-gap-wallthick-1,depth-2*(gap+wallthick),-lower_bottom-1]) 
                             cube([width+2,gap+wallthick+1.01,case_z+2]);
                     }
                     if(move_leftside < 0) {
-                        translate([-gap-wallthick-1,-gap-wallthick-1,raise_top]) 
+                        translate([-gap-wallthick-1,-gap-wallthick-1,-lower_bottom-1]) 
                             cube([gap+wallthick+1.01,depth+2,case_z+2]);
                     }
                     if(move_rightside < 0) {
-                        translate([width-gap-wallthick-2.01,-gap-wallthick-1,raise_top]) 
+                        translate([width-2*(gap+wallthick),-gap-wallthick-1,-lower_bottom-1]) 
                             cube([gap+wallthick+1,depth+2,case_z+2]);
                     }
                 }
             }        
+            if(sbc_off == false) {
+                translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj])
+                    sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
+            }
         }
-        if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx") {
+        if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx_thin" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx" || case_design == "adapter_ssi-ceb" || case_design == "adapter_ssi-eeb") {
             color("dimgrey",1) case_adapter(case_design);
             if(sbc_off == false) {
                 translate([pcb_loc_x ,pcb_loc_y,bottom_height-case_offset_bz-pcb_z+pcb_loc_z])
                     sbc(sbc_model, cooling, fan_size, gpio_opening, uart_opening, false);
             }
             if(case_design == "adapter_mini-stx") {
-                color("dimgrey",1) translate([-1.2,-4.5,-2]) io_plate();
+                color("dimgrey",1) translate([-1.2,-4.5,-2]) io_shield();
             }
             else {
-                color("dimgrey",1) translate([-10.79,-4.5,-2]) io_plate();
+                color("dimgrey",1) translate([-10.79,-4.5,-2]) io_shield();
             }
         }
         // ui access panel
@@ -806,7 +806,7 @@ if (view == "part") {
         }
     }
     if(individual_part == "bottom") {
-        if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx") {
+        if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx_thin" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx" || case_design == "adapter_ssi-ceb" || case_design == "adapter_ssi-eeb") {
             case_adapter(case_design);
         }
         else {
@@ -843,9 +843,9 @@ if (view == "part") {
                 case_side(case_design,"left");
         }
     }
-    if(individual_part == "io_plate") {
-        if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx") {
-            translate([0, 0, 4]) rotate([270,0,0]) io_plate();
+    if(individual_part == "io_shield") {
+        if(case_design == "adapter_mini-stx" || case_design == "adapter_mini-itx_thin" || case_design == "adapter_mini-itx" || case_design == "adapter_flex-atx" || case_design == "adapter_mini-dtx" || case_design == "adapter_dtx" || case_design == "adapter_micro-atx" || case_design == "adapter_atx" || case_design == "adapter_ssi-ceb" || case_design == "adapter_ssi-eeb") {
+            translate([0, 0, 4]) rotate([270,0,0]) io_shield();
         }
     }
     if(individual_part == "accessories") {
diff --git a/sbc_case_builder_accessories.cfg b/sbc_case_builder_accessories.cfg
index 01932a8..fbaf2a7 100644
--- a/sbc_case_builder_accessories.cfg
+++ b/sbc_case_builder_accessories.cfg
@@ -208,7 +208,7 @@ accessory_data = [
      "add2","hd_holder",10,-24,1.99,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[2.5,"portrait"],[false,10,2,"default"],
      "model","hd25",10,-24,2,"bottom",[0,0,0],["case",true,true,false],[0,0,0],["portrait",15],[true,17,2,"both"],
      "model","hd25",10,-24,20,"bottom",[0,0,0],["case",true,true,false],[0,0,0],["portrait",15],[true,17,2,"default"],
-     "model","fan",5.25,10,7.5,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,-6,"fan_open"],
+     "model","fan",37,10,7,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,15,"fan_open"],
      "model","fan_cover",37,-4,7,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["fan_1"],[false,10,2,"default"],
      "platter","fan_cover",-50,50,0,"bottom",[0,0,0],["case",false,false,false],[40,0,3],["fan_1"],[false,10,2,"default"]],
      
@@ -224,7 +224,7 @@ accessory_data = [
      "add2","hd_holder",12,-21,1.99,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[2.5,"portrait"],[false,10,2,"default"],
      "model","hd25",12,-21,2,"bottom",[0,0,0],["case",true,true,false],[0,0,0],["portrait",15],[true,20,2,"both"],
      "model","hd25",12,-21,20,"bottom",[0,0,0],["case",true,true,false],[0,0,0],["portrait",15],[true,20,2,"default"],
-     "model","fan",39,10,7.5,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,-6,"fan_open"],
+     "model","fan",39,10,7.5,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,2,"fan_open"],
      "model","fan_cover",39,-4,7.5,"top",[90,0,0],["case",true,false,false],[40,0,3],["fan_1"],[false,10,2,"default"],
      "platter","fan_cover",-50,50,0,"bottom",[0,0,0],["case",false,false,false],[40,0,3],["fan_1"],[false,10,2,"default"]],
      
@@ -241,7 +241,7 @@ accessory_data = [
      "sub","vent",92,35,9,"bottom",[0,0,90],["case",true,false,false],[2,10,4],[1,17,"vertical",1],[false,10,2,"default"],
      "add1","hk_hc4_oled_holder",20,82,1.99,"bottom",[0,0,0],["case",false,true,false],[0,0,2],[0],[true,10,2,"default"],
      "model","hk_hc4_oled",20,82,1.99,"bottom",[0,0,0],["case",false,true,false],[0,0,0],[0],[false,10,2,"default"],
-     "model","fan",40,10,30,"top",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,-6,"fan_open"],
+     "model","fan",40,10,30,"top",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,2,"fan_open"],
      "model","fan_cover",40,-3,30,"top",[90,0,0],["case",true,false,false],[40,0,3],["fan_1"],[false,10,2,"default"],
      "platter","fan_cover",-50,50,0,"bottom",[0,0,0],["case",false,false,false],[40,0,3],["fan_1"],[false,10,2,"default"]],
      
@@ -258,7 +258,7 @@ accessory_data = [
      "model","hd35",-21,-67,3,"bottom",[0,0,0],["case",true,true,false],[0,0,0],["portrait"],[true,20,2,"both"],
      "model","hd35",-21,-67,35,"bottom",[0,0,0],["case",true,true,false],[0,0,0],["portrait"],[true,20,2,"default"],
      "model","fan_cover",5.5,-4,7,"top",[90,0,0],["case",true,false,false],[40,0,3],["fan_1"],[false,10,2,"default"],
-     "model","fan",5.25,10,7.5,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,-6,"fan_open"],
+     "model","fan",5.25,10,7.5,"bottom",[90,0,0],["case",true,false,false],[40,0,3],["box40x10"],[true,10,2,"fan_open"],
      "platter","fan_cover",-50,50,0,"bottom",[0,0,0],["case",false,false,false],[40,0,3],["fan_1"],[false,10,2,"default"]],
 
      // Odroid-M1S
@@ -305,7 +305,7 @@ accessory_data = [
     ["m1_fitted_pizzabox2.5",
      "sub","vent",-3.75,30,9,"bottom",[0,0,90],["case",false,false,false],[2,10,4],[1,17,"vertical",1],[false,10,2,"default"],
      "sub","vent",93,30,9,"bottom",[0,0,90],["case",true,false,false],[2,10,4],[1,17,"vertical",1],[false,10,2,"default"],
-     "model","fan",10,1,25,"top",[0,0,0],["case",true,true,true],[0,0,0],["box60x10"],[true,10,-10,"fan_hex"],
+     "model","fan",10,1,25,"top",[0,0,0],["case",true,true,true],[0,0,0],["box60x10"],[true,10,2,"fan_hex"],
      "add2","standoff",22,36,0,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[[5.75,5,3.6,10,4,"countersunk","hex",false,false,4.5,5.1]],[true,10,2,"default"],
      "add2","standoff",22,112.5,0,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[[5.75,5,3.6,10,4,"countersunk","hex",false,false,4.5,5.1]],[true,10,2,"default"],
      "add2","standoff",83.5,36,0,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[[5.75,5,3.6,10,4,"countersunk","hex",false,false,4.5,5.1]],[true,10,2,"default"],
@@ -316,7 +316,7 @@ accessory_data = [
      "sub","vent",-3.75,60,9,"bottom",[0,0,90],["case",false,false,false],[2,10,4],[1,17,"vertical",1],[false,10,2,"default"],
      "sub","vent",92,60,9,"bottom",[0,0,90],["case",true,false,false],[2,10,4],[1,17,"vertical",1],[false,10,2,"default"],
      "suball","vent",-89,126,15,"bottom",[0,0,0],["case",true,true,false],[2,13,4],[1,4,"vertical",1],[false,10,2,"default"],
-     "model","fan",-100,63,25,"top",[0,0,0],["case",true,true,true],[0,0,0],["box60x10"],[true,10,-10,"fan_hex"],
+     "model","fan",-100,63,25,"top",[0,0,0],["case",true,true,true],[0,0,0],["box60x10"],[true,10,2,"fan_hex"],
      "add2","standoff",-8.75,14.25,0,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[[5.75,5,3.6,10,4,"countersunk","hex",false,false,4.5,5.1]],[true,10,2,"default"],
      "add2","standoff",-8.75,58.75,0,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[[5.75,5,3.6,10,4,"countersunk","hex",false,false,4.5,5.1]],[true,10,2,"default"],
      "add2","standoff",-8.75,90.5,0,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[[5.75,5,3.6,10,4,"countersunk","hex",false,false,4.5,5.1]],[true,10,2,"default"],
@@ -331,7 +331,7 @@ accessory_data = [
      "sub","vent",111.5,30,18,"top",[0,0,90],["case",true,false,true],[2,12,4],[1,17,"vertical",1],[false,10,2,"default"],
      "sub","vent",-3.5,30,4,"bottom",[0,0,90],["case",false,false,true],[2,6,4],[1,17,"vertical",1],[false,10,2,"default"],
      "sub","vent",111.5,30,4,"bottom",[0,0,90],["case",true,false,true],[2,6,4],[1,17,"vertical",1],[false,10,2,"default"],
-     "model","fan",7.5,20,43,"top",[0,0,0],["sbc-case_z",true,true,true],[0,0,0],["box80x10"],[true,10,-10,"fan_hex"],
+     "model","fan",7.5,20,43,"top",[0,0,0],["sbc-case_z",true,true,true],[0,0,0],["box80x10"],[true,10,2,"fan_hex"],
      "add2","batt_holder",101,40,55.25,"top",[180,0,-18],["sbc-case_z",true,true,true],[10,10,0],[0],[false,10,2,"default"],
      "add2","button",12.34,106.43,55.25,"top",[0,0,0],["sbc-case_z",true,true,true],[10,0,32],["recess"],[true,10,2,"default"],
      "add2","button",23.77,106.43,55.25,"top",[0,0,0],["sbc-case_z",true,true,true],[10,0,32],["recess"],[true,10,2,"default"],
@@ -393,13 +393,13 @@ accessory_data = [
      "sub","vent",111.5,30,28,"top",[0,0,90],["case",true,false,false],[2,12,4],[1,17,"vertical",1],[false,10,2,"default"],
      "sub","vent",-3.5,30,4,"bottom",[0,0,90],["case",false,false,false],[2,6,4],[1,17,"vertical",1],[false,10,2,"default"],
      "sub","vent",111.5,30,4,"bottom",[0,0,90],["case",true,false,false],[2,6,4],[1,17,"vertical",1],[false,10,2,"default"],
-     "model","fan",7.5,20,28,"top",[0,0,0],["sbc-case_z",true,true,true],[0,0,0],["box80x25"],[true,25,-25,"fan_hex"],
+     "model","fan",7.5,20,28,"top",[0,0,0],["sbc-case_z",true,true,true],[0,0,0],["box80x25"],[true,25,2,"fan_hex"],
      "model","hk_pwr_button",20,110,55.25,"top",[0,0,0],["sbc-case_z",true,true,true],[0,0,0],[0],[true,10,2,"default"],
      "add2","hd_holder",98,10,1.99,"bottom",[0,0,0],["case",true,true,false],[0,0,0],[2.5,"portrait","vertical","left"],[false,10,2,"default"],
      "model","hd25",98,10,2,"bottom",[0,270,0],["case",true,true,false],[0,0,0],["portrait",7],[true,19,2,"both"]],
 
      ["h3_ultimate2",
-     "model","fan",24,25,3,"bottom",[0,270,0],["case",false,false,false],[0,0,0],["box60x25"],[true,25,-25,"fan_open"],
+     "model","fan",24,25,3,"bottom",[0,270,0],["case",false,false,false],[0,0,0],["box60x25"],[true,25,2,"fan_open"],
      "model","fan_cover",-4,25,3,"top",[0,270,0],["case",false,false,false],[60,0,2],["fan_hex"],[false,10,2,"default"],
      "platter","fan_cover",-100,150,0,"top",[0,0,0],["case",false,false,false],[60,0,2],["fan_hex"],[false,10,2,"default"],
      // side panel