Can be used with O.E.M. clutch baskets, inner hubs, and pressure plates. Developed with and recommended to enhance the performance of Hinson clutch baskets, inner hubs, and pressure plates. Tested and raced with all the same high quality standards as all Hinson Clutch Components. High production tolerances to perfectly mate with the Hinson Clutch Basket, while enhancing the clutch basket and plate life. Manufactured in Japan using high quality aluminum base plate and paper or cork friction material. High production tolerances to perfectly mate Hinson inner hub, enhancing inner hub and plate life.