Disc Drive
Fits the following wheel balancer brands:Ammco 3000,4000, 4100 & 7500 brake lathes that use the bolt-on drive ring.
Interchangeable Part Numbers:Ammco # 9818
Insights:
This disc drive is for an old-style pulley. If it is chipped or broken, it is time for the part to be replaced. If your pulley is turning, but your drive is not, this disc may be your problem.
Made in the U.S.A.