3 Racing Rear Wheel Adapter For Tamiya F103GT
3 Racing have released the latest version of their +2mm offset rear wheel adapter for the Tamiya F103GT which allows the car to corner better, and works with all touring car rims. By adding a hole on the adapter, you can easily insert a spanner inside and adjust the tightness of the ball differential without removing any parts, simply turn the wheel clockwise to tighten or anti-clockwise to loosen the ball differential.
Source: 3 Racing [3racing.com.hk]