diff --git a/servo_pusher/servo_enclosure.scad b/servo_pusher/servo_enclosure.scad
index 39bb3a9..e469554 100644
--- a/servo_pusher/servo_enclosure.scad
+++ b/servo_pusher/servo_enclosure.scad
@@ -75,6 +75,8 @@ module lid_screws() {
     $fn = 50;
     translate([gear_distance/2,40/2-2,box_z-8])    cylinder(r=inner_screw,h=8);
     translate([gear_distance/2,-(40/2-2),box_z-8])    cylinder(r=inner_screw,h=8);
+    //translate([gear_distance/2,40/2-2,box_z-8])    cylinder(r=inner_screw*1.9,h=8);    // shaft
+    //translate([gear_distance/2,-(40/2-2),box_z-8])    cylinder(r=inner_screw*2,h=8);    // shaft
 }
  
  module box() {
@@ -88,6 +90,25 @@ module lid_screws() {
      translate([20-7.5-16,-100,6+2.5+1.5+gear_thickness*2+1.5])    cube([12+0.8,173.2+0.4,5+0.4+3]);
  }
  
+ module lid() {
+     $fn = 50;
+     difference() {
+         union() {
+            translate([0,0,box_z-wall_thickness])    cylinder(r=40/2-0.2,h=wall_thickness);
+            translate([gear_distance,0,box_z-wall_thickness])    cylinder(r=40/2-0.2,h=wall_thickness);
+            translate([0,-(40/2)+0.2,box_z-wall_thickness])    cube([gear_distance,40-0.4,wall_thickness]);    // mid
+             translate([0,0,box_z-wall_thickness*2])    difference() {
+                 cylinder(r=7,h=wall_thickness);    // bearing outer
+                 cylinder(r=5+0.2,h=wall_thickness*2);    // bearing inner
+             }
+         }
+        translate([gear_distance/2,40/2-2,box_z-1])    cylinder(r=inner_screw,h=3);
+        translate([gear_distance/2,-(40/2-2),box_z-1])    cylinder(r=inner_screw,h=3);
+        translate([-gear_distance/2-3,0,box_z-1])    cylinder(r=inner_screw,h=3);
+        translate([gear_distance*1.5+3,0,box_z-1])    cylinder(r=inner_screw,h=3);
+     }
+ }
+ 
 difference() {
     union() {
         box();
@@ -101,4 +122,5 @@ difference() {
 }
 %translate([0,0,-4])    servo();
 %rod();
+%lid();
 //translate([20,0,box_z-10-wall_thickness]) cube([10,10,10]);
\ No newline at end of file