Closed with 2 rubber shields to protect the bearing from dust or other possible impurities.Widely used for electric motors, wheel bearings, agriculture, feeders and much more.Product name: Deep groove ball bearingsModel: 6200RSmaterial metal + rubberMain color: silver, blackInside diameter : 10mm / 0.39 inchOutside diameter : 30mm / 1.1 inchWidth: 9mm / 0.35 inchWeight: 120gPackage content:4 pcs x deep groove ball bearingsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
