Our 1/10 - 1/12 Arbor is back in stock. Now fits more wheels with a new longer center shaft which is now cut from the same piece of aluminum that the arbor is cut from. Hand crafted aluminum tire truer adapter. Fits Hudy, OFNA, Integy & any truer that takes an 8mm shaft. Fits both 1/10 and 1/12 onroad wheels both fronts and rears. Clamps to your tire truer shaft instead of using a set screw that scars the shaft. The center threaded stud has been lengthened for you TM Tires racers.