diff --git a/ino/components/mcopy_capper/mcopy_capper.ino b/ino/components/mcopy_capper/mcopy_capper.ino
index 66ace66..0106e9f 100644
--- a/ino/components/mcopy_capper/mcopy_capper.ino
+++ b/ino/components/mcopy_capper/mcopy_capper.ino
@@ -1,6 +1,6 @@
  #include <Servo.h>
 
-boolean debug_state = false;
+boolean debug_state = true;
 
 /*
 ----------------------------------------------------
@@ -30,9 +30,10 @@ volatile boolean cap_state = false;
 volatile boolean endstop_state = false;
 
 volatile int angle = 0;
-const int cap_on_angle = 0;
-const int cap_off_angle = 60;
+const int cap_on_angle = 153;
+const int cap_off_angle = 93;
 volatile long timer = 0;
+volatile int current_angle = 0;
 
 const char cmd_cap_on = 'A';
 const char cmd_cap_off = 'B';
@@ -48,7 +49,7 @@ const int serialDelay = 5;
 Servo servo;
 //SG-5010 speed 0.18s / 60 degree
 //converted to milliseconds/angle
-const float servoSpeed = 180.0 / 60.0;
+const float servoSpeed = 200.0 / 60.0;
 
 void setup() {
   Serial.begin(57600);
@@ -108,14 +109,10 @@ void Pins_init () {
 
 void Servo_init () {
   servo.attach(PIN_SERVO);
-  delay(100);
-  servo.write(180);
-  delay(500);
-  servo.write(0);
-  delay(500);
-  if (!Read_endstop()) {
+  Cap_off(true);
+  /*if (!Read_endstop()) {
     Cap_off(true);
-  }
+  }*/
 }
 
 boolean Read_endstop () {
@@ -124,7 +121,7 @@ boolean Read_endstop () {
 
 void Servo_angle (int newAngle) {
   servo.write(newAngle);
-  delay(Servo_delay(newAngle, angle));
+  delay(Servo_delay(newAngle, angle) + 50);
   angle = newAngle;
 }
 
@@ -134,7 +131,8 @@ int Servo_delay (int angleA, int angleB) {
 }
 
 void Cap_off (boolean suppress) {
-  if (cap_state) {
+  current_angle = servo.read();
+  if (cap_state || current_angle != cap_off_angle) {
     Servo_angle(cap_off_angle);
     cap_state = false;
   } else {
@@ -147,7 +145,8 @@ void Cap_off (boolean suppress) {
 }
 
 void Cap_on (boolean suppress) {
-  if (!cap_state) {
+  current_angle = servo.read();
+  if (!cap_state || current_angle != cap_on_angle) {
     Servo_angle(cap_on_angle);
     cap_state = true;
   } else {
@@ -163,4 +162,4 @@ void log (String msg) {
   if (debug_state) {
     Serial.println(msg);
   }
-}
\ No newline at end of file
+}
diff --git a/scad/capper.scad b/scad/capper.scad
index cf0396a..a421ec1 100644
--- a/scad/capper.scad
+++ b/scad/capper.scad
@@ -11,8 +11,12 @@ LensY = 20;
 
 CapOffsetX = -50;
 CapOffsetY = -11;
+CapLengthX = 50;
+CapWidthZ = 4;
 
+BoltSpacingX = 10;
 BoltSpacingY = 49;
+BoltD = 5;
 
 module Mount () {
 	$fn = 200;
@@ -27,11 +31,14 @@ module Mount () {
                 cylinder(r=R(LensVoidDiameter), h=LensY+1, center=true);
             }
             difference () {
-                translate([50, 0, -6]) cube([100, LensVoidDiameter + 30, 8], center = true);
+                translate([50, 0, -6]) cube([100, LensVoidDiameter + 30, 8], center=true);
                 cylinder(r=R(LensVoidDiameter), h=LensY+1, center=true);
                 translate([50, 0, -6]) {
                     cube([20, 40.25, 10], center = true);
-                    translate([0, BoltSpacingY/2, 0]) 
+                    translate([BoltSpacingX/2, BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
+                    translate([-BoltSpacingX/2, BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
+                    translate([BoltSpacingX/2, -BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
+                    translate([-BoltSpacingX/2, -BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
                 }
             }
         }
@@ -46,13 +53,34 @@ module Cap () {
         union(){
             translate([CapOffsetX,CapOffsetY,0]){
                 cylinder(r=R(LensVoidDiameter) + 4, h=4, center = true);
-                translate([35,(LensVoidDiameter/4)+1,0]) cube([50,R(LensVoidDiameter),4], center=true);
+                translate([35,(LensVoidDiameter/4)+1,0]) {
+                    difference () {
+                        cube([CapLengthX,R(LensVoidDiameter),CapWidthZ], center=true);
+                        translate([R(CapLengthX)-(R(LensVoidDiameter)/2), 0, 0]) difference() {
+                                cube([R(LensVoidDiameter),R(LensVoidDiameter), CapWidthZ+1], center=true);
+                                cylinder(r=R(LensVoidDiameter)/2, h=CapWidthZ+1+1, center=true);
+                                translate([-R(LensVoidDiameter)/2, 0, 0]) cube([R(LensVoidDiameter),R(LensVoidDiameter), CapWidthZ+1], center=true);
+                        }
+                    }
+                }
             }
-            cylinder(r=5,h=10,center=true);
+            translate([0, 0, -4]) cylinder(r=5,h=4,center=true);
         }
-        cylinder(r=2,h=10+1,center=true);
+        translate([0, 0, -4]) cylinder(r1=R(5.5), r2=R(5.4),h=4.01,center=true);
+        cylinder(r=R(5.4),h=10,center=true);
     }
 }
+module Debug () {
+    Mount();
+    translate([-CapOffsetX,-CapOffsetY,0]) rotate([0,0,-60]) Cap();
+}
 
-Mount();
-translate([-CapOffsetX,-CapOffsetY,0]) rotate([0,0,-60]) Cap();
\ No newline at end of file
+Render="Debug";
+
+if (Render=="Debug") {
+    Debug();
+} else if (Render=="Cap") {
+    Cap();
+} else if (Render=="Mount") {
+    Mount();    
+}
\ No newline at end of file
diff --git a/stl/capper_cap.stl b/stl/capper_cap.stl
new file mode 100644
index 0000000..54cdacb
Binary files /dev/null and b/stl/capper_cap.stl differ