miniture bearings :1,ABEC-3,5;Z2V2,Z3V3 2,High speed ... ,C0,C3... Lily bearing is a specialized manufacturer of miniture bearings.Features:1),Shield / closure: Open,Teflon Sealed,Rubber Seals ... types, Metal Shield Bearings Open Bearings Rubber Seals Bearings Teflon Sealed Bearings Flanged Ball Bearings Thrust Ball Bearings Hybrid Ceramic Bearings Hybrid Ceramic Bearings High Performance miniture ...