Wheel adapters for 12mm hexagon rims

These wheel adapters are designed to be used in MrCrankyface V3 RC Truck. This way it is possible to use 12mm hexagon comertial rims. These adapters fits in:

Rear axle:
http://www.thingiverse.com/thing:1671606
http://www.thingiverse.com/thing:1676173

Front axle:
http://www.thingiverse.com/thing:1651135