... :Si3N4,Zro2,Sic,AI203 High Performance Hybrid Ceramic Ball Bearings From China Features and specification of XBL bearingRing MaterialGCr15, GCr15SiMn, Bearing ... ,P5ClearanceC0,CM,C2, C3, C4Vibration & NoisyZ1,Z2,Z3 V1,V2,V3,V4Delivery dateDepend On Your QuantityPayment Term 130% T/T in ... -15957493720Fax.0086-574-63046362 High Performance Hybrid Ceramic Ball Bearings From China