CG125 motorcycle engine bearing 1.ID : 100mm-120mm 2.Material :Chrome Steel Bearing GCR15 3High Quality with Fast Delivery CG125 motorcycle engine bearing specification Specification :1 . Deep Groove Ball Bearing Range :6000 6200 6300 6800 6900 etc series including OPEN,ZZ,2RS,UG)2 . Grade : ABEC-1,ABEC-3,ABEC-53 . Materical : CGR15 .Carbon Steel ,Chrome Steel .Stainless Steel4 . Noise Grade : ...