Type:BALL Structure:Deep Groove Applicable Industries:Manufacturing Plant, Farms, Home Use, Energy & Mining Bore Size:50 - 160 mm Model Number:6306 Precision Rating:P0 ,P6 ,P5 ,P4 Seals Type:Open ,ZZ RS ,RZ Number of Row:Single Row Place of Origin:Hebei, China Material:Chrome Steel GCR15 Lubrication:Oil Grease Sample: Avaliable Vibration: V1 V2 V3 V4 Hardness: HRC58-63 Noise Level: ZV1 ZV2 ZV3 Bearing precision: P5/P6/P0 Clearance: C2 C0 C3 C4 C5 Application: Motorcycle