10-Pack Bearings 5x8mm Sealed 5x8x2.5mm Miniature5 x 8 x 2. 5 Sealed Ball Bearings Lot of 10 Bearings Lot of 10 Sealed Ball Bearings 5x8x2. 5, Made from high strength chrome steel for durability and performance, each bearing are rubber sealed from both sides to protect the bearing from dust or any possible contamination, additionally, these bearings come pre lubricated with grease for smooth operation, Bearings are packed 10 bearings in one plastic tube. 5 x 8 x 2. 5 Ball Bearings Deep Groove Ball