diff --git a/RackCabinets/SMSLSA50/case.scad b/RackCabinets/SMSLSA50/case.scad
index 44e94e5..858dd55 100755
--- a/RackCabinets/SMSLSA50/case.scad
+++ b/RackCabinets/SMSLSA50/case.scad
@@ -1,14 +1,12 @@
 include<../sixinch_library.scad>
 
-/* debug = false; */
-/* if (debug) { */
-/*      $fn = 16; */
-/*      translate([-117, -120, 15]) { */
-/*           color("red") { */
-/*                cube([117.5, 87.8, 38.15 ]); */
-/*           } */
-/*      } */
-/* } */
+debug = false;
+if (debug) {
+     $fn = 16;
+     color("red") {
+          sa50();
+     }
+}
 
 
    //////////////////////////////////////////////////
@@ -17,21 +15,39 @@ include<../sixinch_library.scad>
 //////////////////////////////////////////////////
 
 
+sa50_length = 117.5;
+sa50_height = 36.6;
+sa50_width = 87.8;
 
-
-Part = "-"; // [a:All, b:FrontPlate, b2:FrontPlate2, c:Cabinet, d:Lid, e:BackPlate, f:Handles]
+Part = "b"; // [a:All, b:FrontPlate, b2:FrontPlate2, c:Cabinet, d:Lid, e:BackPlate, f:Handles]
 Units = 5;
-Depth = 115;
+Depth = sa50_length;
+
+xoffset = (width - sa50_width) / 2;
+yoffset = ((Units * unit) - sa50_height) / 2;
+round_holes = [[xoffset + 15, yoffset + 16, 10], [xoffset + 15, yoffset + 30, 10],
+               [xoffset + 38.5, yoffset + 12, 13], [xoffset + 38.5, yoffset + 28, 13],
+               [xoffset + 57, yoffset + 12, 13], [xoffset+ 57, yoffset + 28, 13],
+               [xoffset + 76, yoffset + 15.5, 7]];
 
 go();
 
 module go(){
     rotate([90,0,-90]){
         if(Part=="a"){
-            frontplate(Units,[],[],[],[Units/2],[45],[45]);
-            cabinet(Depth,Units,[45],[],[Units/2]);
-            lid(Depth,Units,[45],[45]);
-            back_plate(Units,Depth,[45],[45],[Units/2],[],[]);
+            lower() {
+                 frontplate(Units,[],[],[],[Units/2],[45],[45]);
+            }
+            upper() {
+                 frontplate(Units,[],[],[],[Units/2],[45],[45]);
+            }
+            cabinet_supported () {
+                 cabinet(Depth,Units,[45],[],[Units/2]);
+            }
+            lid_supported () {
+                  lid(Depth,Units,[45],[45]);
+            }
+            back_plate(Units, Depth, [45], [45], [Units/2], [], round_holes);
             handle(Units,false);
         }else if(Part=="b"){
             lower() {
@@ -42,11 +58,19 @@ module go(){
                  frontplate(Units,[],[],[],[Units/2],[45],[45]);
             }
         }else if(Part=="c"){
-            cabinet(Depth,Units,[45],[],[Units/2]);
+             cabinet_supported () {
+                  cabinet(Depth,Units,[45],[],[Units/2]);
+             }
         }else if(Part=="d"){
-            lid(Depth,Units,[45],[45]);
+             lid_supported () {
+                  lid(Depth,Units,[45],[45]);
+             }
         }else if(Part=="e"){
-            back_plate(Units,Depth,[45],[45],[Units/2],[],[]);
+            back_plate(Units, Depth, [45], [45], [Units/2], [], round_holes);
+
+/* translate([-sa50_length, -sa50_width - ((sixinch - sa50_width) / 2), ((Units * unit) - sa50_height) / 2]) { */
+/*             cube([10, 10, 10]); */
+/*             } */
         }else if(Part=="f"){
             handle(Units,true);
         }
@@ -56,31 +80,125 @@ module go(){
 module lower () {
    difference() {
         children();
-        rotate([-90,90,0]){
-             translate([-117, -120, -20]) {
-                  cube([117.5, 87.8, 37 ]);
+        rotate([0, 90, 90]){
+             sa50();
+        }
+        rotate([0, 90, 90]){
+             translate([0, 0, -sa50_height + 1]) {
+                  sa50();
              }
         }
    }
 }
 
 module upper () {
-   difference() {
-        intersection() {
-             children();
-             rotate([-90,90,0]) {
-                  translate([-117, -120, -20]) {
-                       cube([117.5, 87.8, 37 ]);
-                  }
-             }
-        }
-   }
-   rotate([-90,90,0]) {
-        translate([-6, -36, 2]) {
-             cube([3, 8, 14]);
-        }
-        translate([-6, -124, 2]) {
-             cube([3, 8, 14]);
-        }
-   }
+     intersection() {
+          children();
+          rotate([0, 90, 90]){
+               translate([0, 0, -sa50_height + 1]) {
+                    sa50();
+               }
+          }
+     }
+     rotate([-90,90,0]) {
+          /* translate([-6, -36, 2]) { */
+          /* (width - sa50_width / 2) + 5 */
+          translate([-6, -(width - sa50_width + 10), 2]) {
+          /* translate([-6, -(width - sa50_width / 2), 2]) { */
+               cube([3, 8, 14]);
+          }
+          /* translate([-6, -126, 2]) { */
+          translate([-6, - width - 10, 2]) {
+               cube([3, 8, 14]);
+          }
+     }
+}
+
+module lid_supported () {
+     children();
+
+     difference () {
+          union () {
+               translate([(sixinch - sa50_width) / 2 , (Units * unit), (sa50_length / 2) + 20]) {
+                    rotate([90, 0, 0]) {
+                         cylinder(h=20, r=5);
+                    }
+               }
+               translate([((sixinch - sa50_width) / 2) + sa50_width, (Units * unit), (sa50_length / 2) + 20]) {
+                    rotate([90, 0, 0]) {
+                         cylinder(h=20, r=5);
+                    }
+               }
+          }
+          rotate([0, 90, 90]){
+               sa50();
+          }
+     }
+}
+
+module cabinet_supported () {
+     children();
+
+     difference () {
+          union () {
+               translate([(sixinch - sa50_width) / 2, 20, (sa50_length / 2) - 45]) {
+                    rotate([90, 0, 0]) {
+                         cylinder(h=20, r=5);
+                    }
+               }
+               translate([((sixinch - sa50_width) / 2) + sa50_width, 20, (sa50_length / 2) - 45]) {
+                    rotate([90, 0, 0]) {
+                         cylinder(h=20, r=5);
+                    }
+               }
+               translate([(sixinch - sa50_width) / 2, 20, (sa50_length / 2)]) {
+                    rotate([90, 0, 0]) {
+                         cylinder(h=20, r=5);
+                    }
+               }
+               translate([((sixinch - sa50_width) / 2) + sa50_width, 20, (sa50_length / 2)]) {
+                    rotate([90, 0, 0]) {
+                         cylinder(h=20, r=5);
+                    }
+               }
+
+               difference () {
+                    translate([((sixinch - sa50_width) / 2) + 15, 20, sa50_length - 13 - 5]) {
+                         rotate([90, 0, 0]) {
+                              cylinder(h=20, r=5 + 2);
+                         }
+                    }
+                    translate([((sixinch - sa50_width) / 2) + 5 + 10, 20, sa50_length - 13]) {
+                         rotate([90, 0, 0]) {color("red"){
+                                   cylinder(h=8, r=5.5);}
+                         }
+                    }
+               }
+
+               difference () {
+                    translate([((sixinch - sa50_width) / 2) + sa50_width - 5 - 10, 20, sa50_length - 13 - 5]) {
+                         rotate([90, 0, 0]) {
+                              cylinder(h=20, r=5 + 2);
+                         }
+                    }
+                    translate([((sixinch - sa50_width) / 2) + sa50_width - 5 - 10, 20, sa50_length - 13]) {
+                         rotate([90, 0, 0]) {color("red"){
+                                   cylinder(h=8, r=5.5);}
+                         }
+                    }
+               }
+
+          }
+          rotate([0, 90, 90]){
+               sa50();
+          }
+     }
+}
+
+module sa50 () {
+     rotate([0,0,0]) {
+          translate([-sa50_length, -sa50_width - ((sixinch - sa50_width) / 2), ((Units * unit) - sa50_height) / 2]) {
+               cube([sa50_length, sa50_width, sa50_height ]);
+          }
+     }
 }