diff --git a/examples/JK_projector_takeup_case.scad b/examples/JK_projector_takeup_case.scad
index affb7ac..c3e2bbd 100644
--- a/examples/JK_projector_takeup_case.scad
+++ b/examples/JK_projector_takeup_case.scad
@@ -1,5 +1,12 @@
 include <../common/common.scad>;
 
+X = 100;
+Y = 60;
+Z = 30;
+
+USB = -30;
+L289N = 10;
+
 module l289N_holes (r = 3/2 - .2, MOD_MOUNT = 0) {
     $fn = 60;
     DISTANCE = 36.5 + MOD_MOUNT;
@@ -18,7 +25,7 @@ module l289N_mount () {
     
 	module stand () {
         cylinder(r1 = 4, r2 = 3, h = H, center = true);
-		cylinder(r = R(3.5), h = H + 5, center = true);
+		cylinder(r = R(2.9), h = H + 5, center = true);
 	}
     
 	translate([0, 0, 0]) stand();
@@ -31,4 +38,66 @@ module l289N_mount () {
     }
 }
 
-l289N_mount();
\ No newline at end of file
+module Arduino_Nano_mount () {
+    X = 18.02;
+    Y = 43.5;
+    Z = 10.5;
+    BOARD_Z = 1.5;
+    difference () {
+        //outer
+        cube([X + 4, Y + 4, Z], center = true);
+        //inner void minus corners
+        difference () {
+            cube([X - 1, Y - 1, Z + 1], center = true);
+            translate([(X / 2) - 1, (Y / 2) - 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
+            translate([(-X / 2) + 1, (Y / 2) - 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
+            translate([(X / 2) - 1, (-Y / 2) + 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
+            translate([(-X / 2) + 1, (-Y / 2) + 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
+        }
+        //board void
+        translate([0, 0, (Z / 2) - (BOARD_Z / 2)]) cube([X, Y, BOARD_Z], center = true);
+        //usb void
+        translate([0, Y / 2, (Z / 2) - (6 / 2) + 0.01]) cube([8, 10, 6], center = true);
+    }
+    
+}
+
+module case_bottom () {
+
+    difference () {
+        rounded_cube([X, Y, Z], d = 10, center = true, $fn = 40);
+        translate([0, 0, 3]) rounded_cube([X - 5, Y - 5, Z], d = 7, center = true, $fn = 40);
+        translate([USB, Y / 2, 7]) cube([8, 10, 30], center = true);
+        
+        translate([(X / 2) - (13 / 2), -12, 4]) rotate([0, 90, 0]) cylinder(r = R(12), h = 13.5, center = true, $fn = 30);
+        
+        translate([L289N + 6, 0, 3]) {
+            rotate([90, 0, 0]) cylinder(r = R(4), h = Y + 1, center = true, $fn = 30);
+            translate([0, 0, Z / 2]) cube([4, Y + 1, Z], center = true);
+        }
+        
+        translate([(X / 2), 12, 4]) rotate([0, 90, 0]) cylinder(r = R(5), h = 10, center = true, $fn = 30);
+    }
+
+
+    translate ([-20, 0, 0]) {
+        translate([L289N, -20 + 2, -8]) l289N_mount();
+        translate([-10, 6, -7.1]) Arduino_Nano_mount();
+    }
+    
+}
+
+module case_top () {
+
+    difference () {
+        rounded_cube([X, Y, 3], d = 10, center = true, $fn = 40);
+        translate([-2, 0, 0]) cube([24, 27, 20], center = true);
+    }
+    translate([0, 0, -2.9]) difference () {
+        rounded_cube([X - 5, Y - 5, 3], d = 7, center = true, $fn = 40);
+        rounded_cube([X - 11, Y - 11, 3 + 1], d = 7, center = true, $fn = 40);
+    }
+
+}
+
+case_top();
\ No newline at end of file