... bearings 1,ABEC-3,5;Z2V2,Z3V3 2,High speed 3,End cover:ZZ,RS 4,Noise level:Z1,Z2 ... Lily bearing is a specialized manufacturer of high speed needle bearings.Our company specializing in the production of needler ... and other series needle roller bearing. And wo also professionally supply all kinds of bearings, such as FAG bearings, HRB bearings ...