Originally Posted by f1larry

front use the Tamiya s-grip with tamiya hard sedan insert (cut to fit) with foam insert (also cut to fit).

wrap foam around wheel and then the insert around the foam.

Rear use Tamiya m-grip with tamiya hard sedan insert (cut to fit).

Tamiya use to have hard inserts for the mini wheels but discontinued them so now people are using the medium narrow hard insert (black) cut to fit the mini wheel.

Thats been the setup of choice at the track I race mini's at.