... stockBearing materialGCr15,GCr15SiMnCage materialBrass, SteelClearanceC2,C3,C4VibrationV1,V2,V3HRC60-63ToleranceGB/T307,1-205CertificateC/O , ISO 9001:2000 ,etc.OEMOEM services providedDelivery ... stockBearing materialGCr15,GCr15SiMnCage materialBrass, SteelClearanceC2,C3,C4VibrationV1,V2,V3HRC60-63ToleranceGB/T307,1-205CertificateC/O , ISO 9001:2000 ,etc.OEMOEM services providedDelivery ...