miniature ball bearing Features:1,ABEC-3,5;Z2V2 ... Z2 5,C2,C0,C3... Lily bearing is a specialized manufacturer of miniature ball bearing. Features:1),Shield / closure: ... Retainer: PTFE, Nylon, PEEK Or Stainless Steel7),Bore Size:from 1mm to 10mm8),Outside Diameter:from 3mm to ... Seals Bearings Teflon Sealed Bearings Flanged Ball Bearings Thrust Ball Bearings Hybrid Ceramic Bearings Hybrid Ceramic Bearings