1. High accuracy 2. Low noise 3. Low weight 4. Can be customized according to your needs 1. High accuracy 2. Low noise 3. Low weight 4. Can be customized according to your needs 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, ...