Bore Size:0 - 12 mm Outside Diameter:0 - 30 mm Precision Rating:P2 P4 P5 P6 P0 Seals Type:open, seal Number of Row:Single Row material:bearing steel certificate:ISO9001:2000 lubrication:oil and grease Vibration:V1 V2 V3 V4 noise level:Z1 Z2 Z3 Z4 hardness:HRC58-62 Show More