Aluminum +2mm Offset Rear Wheel Adapter For Tamiya F103GT
The latest version +2mm offset rear wheel adapter (F103GT-32/LB), it allows the RC car to run the best cornering. This rear wheel adapter fits for all the touring rim.
By adding a hole on the adapter, you can easily insert the spanner inside and adjust the looseness and tightness of the ball differential without removing any parts. Turn the wheel clockwise to tighten or anti-clockwise to loosen the ball differential.
Source : 3 Racing