... Cixi, ChinaISO 9001:2000 Quality System & SGS Test passedHigh Quality: ABEC-3, ABEC-5; Z2V2, Z3V3 Hi, this is George (Sales Manager ... : GCr15_China/ (AISI) 52100_American/ (Din) 100Cr6_Germany (Chrome Steel);2).Tolerance: ABEC-3,ABEC-5;3).Vibration: Z2V2, Z3V3;4).Radial Play (Clearance): C2 ... ,C0,C3,C4,C5;5).Brand: JYB, CXJY, AVA;6). Package ...