diff --git a/battery_holder.scad b/battery_holder.scad
index 0edd44f..98fab0d 100644
--- a/battery_holder.scad
+++ b/battery_holder.scad
@@ -1,10 +1,3 @@
-module arm_preview(angle) {
-    rotate([180, 0, 90 + angle])
-        translate([-735, -186.4, 0]) {
-            import("Crossfire_2/ArmTall4H.stl");
-        }
-}
-
 
 module bumper_hole() {
     rotate([0, 180, 0]) translate([0, 0, -1]) union() {
@@ -16,8 +9,10 @@ module bumper_hole() {
 
 module band_hole() {
     translate([0, 0, 1.5]) union() {
-        translate([  9, 0, 0]) cylinder(d =  4, center = true, h = 5);
-        translate([- 9, 0, 0]) cylinder(d =  4, center = true, h = 5);
+        translate([  9, 0, 0])
+            cylinder(d =  4, center = true, h = 5);
+        translate([- 9, 0, 0])
+            cylinder(d =  4, center = true, h = 5);
         cube([18, 4, 5], center = true);
     }
 }
@@ -25,54 +20,49 @@ module band_hole() {
 $fn=30;
 
 
-color("DarkViolet") {
-    translate([ 24,  24, 29]) arm_preview(- 45 + 180);
-    translate([-24,  24, 29]) arm_preview(  45 + 180);
-    translate([ 24, -24, 29]) arm_preview(  45);
-    translate([-24, -24, 29]) arm_preview(- 45);
-}
-
-
-
-color("DarkBlue")
-translate([0, 60, 0]) difference() {
+translate([0, 70, 0]) difference() {
     union() {
-        translate([   0,   0,-  8  ]) cube(size=[150, 55, 20], center = true);
+        translate([   0,   0,-  8  ])
+            cube(size=[150, 67, 20], center = true);
     }
     union() {
-        translate([   0,   0,- 10.5]) cube(size=[147, 52, 20], center = true);
+        translate([   0,   0,- 10.5])
+            cube(size=[147, 64, 20], center = true);
         
-        translate([   0,  21,-  1.5]) cylinder(d = 3, center = true, h = 7.2);
-        translate([   0,- 21,-  1.5]) cylinder(d = 3, center = true, h = 7.2);
-        translate([  21,   0,-  1.5]) cylinder(d = 3, center = true, h = 7.2);
-        translate([- 21,   0,-  1.5]) cylinder(d = 3, center = true, h = 7.2);
-        
-        translate([  74,  25,- 15.5]) cube(size=[25, 20, 30], center = true);
+        translate([  74, -25,- 15.5])
+            cube(size=[25, 20, 30], center = true);
         
         // bumper holes are removed
-        translate([ 32,   0, 0]) bumper_hole();
-        translate([-32,   0, 0]) bumper_hole();
+        rotate([0, 0, 45]) {
+            translate([  0,  32, 0]) bumper_hole();
+            translate([  0,- 32, 0]) bumper_hole();
+            translate([ 32,   0, 0]) bumper_hole();
+            translate([-32,   0, 0]) bumper_hole();
+        }
         
-        translate([ 20,  26, -1.5]) band_hole();
-        translate([ 20,- 26, -1.5]) band_hole();
-        translate([-20,  26, -1.5]) band_hole();
-        translate([-20,- 26, -1.5]) band_hole();
+        translate([ 20,  32, 0]) band_hole();
+        translate([ 20,- 32, 0]) band_hole();
+        translate([-20,  32, 0]) band_hole();
+        translate([-20,- 32, 0]) band_hole();
     }
 }
 
-
+/*
 difference() {
     union() {
         translate([   0,   0,-  4]) cube(size=[150, 55, 10], center = true);
     }
     union() {
-        translate([ 0,  0,- 4.5]) cube(size=[147, 52, 10], center = true);
+        translate([ 0,  0,- 4.5]) 
+            cube(size=[147, 52, 10], center = true);
         
-        translate([74, -25,- 15.5]) cube(size=[25, 20, 30], center = true);
+        translate([74, 25,- 15.5])
+            cube(size=[25, 20, 30], center = true);
         
         translate([ 20,  26, -1.5]) band_hole();
         translate([ 20,- 26, -1.5]) band_hole();
         translate([-20,  26, -1.5]) band_hole();
         translate([-20,- 26, -1.5]) band_hole();
     }
-}
\ No newline at end of file
+}
+*/
\ No newline at end of file