These are Hot Racing wheel hubs for the Tamiya Clod Buster series. These are used to mount wheels with a 17mm drive hex to Clod Buster axles.
FEATURES:
-Metal construction-Silver in color with blue wheel caps
-Works with stock 12mm hex drive, no modification is neccesary
-17mm wheel cap with an internal o-ring to maintain position under the most severe conditions
 
YOU WILL RECEIVE:
-Four (4) 17mm Hex hub adapters
-Four (4) Round wheel nuts
-Four (4) Threaded Serrated Hex nuts
-Allen Key
REQUIREMENTS:
-Installation onto truck
SPECIFICATIONS:
length: 1.25 inches (32mm)
Outer diameter: 1.49 inches (38mm)
Inside Hex diameter: 12mm
Outside Hex diameter: 17mm