6200 series deep groove ball bearing:1,ABEC-3,5;Z2V2,Z3V3 ... :Z1,Z2 Lily bearing is a specialized manufacturer of 6200 series deep groove ball bearing. Features:1),Shield / closure: Open,Teflon ... , C55),Material: AISI52100, AISI440C, AISI304, AISI316, Ceramic 6),Retainer: PTFE, Nylon, PEEK Or Stainless Steel7),Bore Size:from 1mm to 10mm8 ...