small parts and bearings:1,ABEC-3,5;Z2V2,Z3V3 2 ... C0,C3... Lily bearing is a specialized manufacturer of small parts and bearings.Features:1),Shield / closure: Open,Teflon Sealed, ... V2, V14),Internal clearance codes: C0,C2, C3, C4, C55),Material: AISI52100, AISI440C, AISI304, AISI316, Ceramic6),Retainer: PTFE, Nylon, ... Ceramic Bearings Hybrid Ceramic Bearings High Performance small parts and bearings