The inner diameter is 10mm, outer diameter is 22mm and the width is 6mm, It could be utilized in many applications.Closed with 2 rubber shields to protect the bearing from dirt or other contaminants.Frequently used for electric motors, wheel bearings, agriculture, conveyors and far more.Product name: deep groove ball bearingsModel: 6900Material metals, rubberMain color: silver, blackWeight: 10gPackage Contents:1 x deep groove ball bearingOnly the above kit content, different products aren't included.Note: Light taking pictures and diverse displays may cause the color of the item in the photo a bit different from the real thing. The dimension allowed error is +/- 1-3cm.