From McAllister Racing:
Foam break in instrument for 1/10 rubber tires.
Will work on any measurement from 2.2 buggy as much as SC truck .
Use with a drill and tire break in bit to interrupt down arduous foams on tires to get the specified “monitor prepared“ really feel. This lets you have able to run tires with out the a number of observe runs it normally takes to will get the foams damaged in.