a)material ; chrome steel(Gcr15) b)6201,6202,6301,6300,6001,6002 c)use for motorcycle,furniture d)ISO9001:2000 Deep Groove Ball Bearing1.Brand : AMC2.Closure type : Open, Z, ZZ, RZ,2RZ,RS, 2RS3.Tolerance level: ABEC-1 (P0), ABEC-3 (P6),ABEC-5(P5)4.Noise Level: EMQ V1 Z2, EMQ V2 Z3, EMQ V3 Z4, EMQ V45.Packing: individual box packing or industrial packing6. OEM :We can also make non-standard ...