translate([0,0,-1])
cylinder($fn=30, h=hublthick+2, r=(hubbigrad-hublwidth));
}
- axlerad = hubaxlerad + bigslop;
+ axlerad = hubaxlerad + slop;
difference(){
cylinder(h=hubaxlelen, r=axlerad+hublwidth);
translate([0,0,-1]) cylinder($fn=60, h=hubaxlelen+2, r=axlerad);