... range of clutch plate items available for American , European ,Japanese,and Korea Vehicles, O,D range from 160mm-430mm. 2,More than ... with material 60 Si2Mn,Forged clutch hubs , Anti-rust paper and oil. 5,High standard heat treatment system for progressing. 6 ... . 7,Excellent radiative performance. 8,Long service life , low wear and tear , Noiseless.