guidewidth = 3;
guiderad = 20;
+prongwx=8;
+prongwy=9;
+prongh=10;
+prongming=-0.5;
+prongmaxg= 1.5;
+
+module Prong(){
+// wxmin = prongwx
+// translate([0, p
+// cube([
+}
+
+module ProngHole(){
+ wxmax = prongwx;
+ wxmin = prongwx ;
+}
+
module Bar(){
spoolw = spoolwidth + spoolwidthgap*2;
barz = barradz * 0.5;