10 Shielded Bearing R8ZZ 1/2x1 1/8x5/16 inchR8ZZ Shielded Ball Bearings 1 2" x 1 1 8" x 5 16" inch Lot of 10 Bearings R8ZZ Shielded Ball Bearings, the inner diameter is 1 2", outer diameter is 1 1 8" and the width is 5 16", also bearings are pre lubricated with grease, Bearings are made of Chrome Steel each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, Bearings are packed 10 bearings in one plastic tube. Item: R8ZZ Ball Bearings Type: Deep Groove