Model no. Ceramic bearings Made in taiwan, roc Key features Ceramic bearings and ceramic ball bearings p2, p4, p5, p6, p0 Ceramic bearing: We sell full ceramic bearing and ceramic ball bearing and hybrid bearing. Full ceramic bearing means the inner ring, out ring, and ball are composed of ceramic materials, including zirconia and silicon nitride. Ceramic ball bearing, also named hybrid bearing, means the ball is ceramic, while the out ring and inner ring are steel. Ceramic ball bearing could have identical structure with steel bearing. -full zirconia bearing -full silicon nitride bearing -full ceramic bearing (out and inner ring: silicon nitride; rolling element: zirconia ball) -full ceramic bearing ( out and inner ring: zirconia; rolling element: silicon nitride ball) -full ceramic bearing ( out ring and rolling element: silicon nitride; inner ring: zirconia) -full zirconia bearing without retainer Retainer material: Ptfe, nylon, peek, stainless steel or without retainer Precision: P0 for full ceramic bearing and p0 ~ p4 for ceramic ball bearing Payment terms:da , tt , l/c