1. High accuracy 2. Low noise 3. Low weight 1.shield/closure:Open,Teflon sealed,Rubber seals;metal shield2.Tolerance codes:ABEC-1,ABEC-3,ABEC-5,ABEC-73.Vibration level codes:V4,V3,V2,V14.Internal clearance codes:C0,C2,C3,C4,C55.Material:AISI52100,AISI440C,AISI304,AISI3166.Retainer:PTFE,Nylon,PEEK Or Stainless steel7.Bore size from 6mm to 80mm8.Outsize Diameter from 15mm to 100mm1.shield/closure: ...