Motorcycle bearing. 607-609,6000-6012,6200-6216,6300-6316 ISO 9001,2000 OEM Manufacturer Good quality &good price Motorcycle bearingTypes:60 series;62 series;63series.Corresponding models rang:605-6015;625-6215;6300-6315Shield/Closure;Plain(open);Z;ZZ;RS,2RS,UGVibration and Noisy level:Z1,Z2,Z3,ZV1,ZV2,ZV3,Z1V1,Z2V2,Z3V3Precision Level:ABEC-1,ABEC-3,ABEC-5 motorcycle bearing