... can supply all kinds of Ball & Roller Bearing (Deep Groove Ball Bearing etc.)Power Transmission (Sprocket, Roller Chain, Belt etc.)Auto Car ... chrome steel,stainless steel, carbon steel...3.OEM serviceDeep Groove Ball Bearings,ball bearings,bearingsA: Inner Ring Bore Diameter from 1mm-200mmB: Bearing ... motor quality, High Speed, Long Life.E: Low noise and low vibration: Z1, Z2, Z3,V1,V2.F: Raw ...