... ,N,NR,ZN,RZN640010~100N,NRMiniture bearings1~10Z,2Z,RS,2RS,F60000HTZC bearing quality standard: ISO 9001:2000 standard.HTZC bearing ... types specialized: 6000, 6200, 6300, 6800, 6900 Series, with ZZ, 2RS, OPEN available;HTZC bearing application: Motorcycles, Electric Bicycles, Electric Motors ...