10-Pack Ceramic Bearings R155-2RS 5/32" Sealed BearingsBall Bearings 5 32 x 5 16 x 1 8 With Ceramic balls Lot of 10 Bearings 10 Hybrid Ceramic Ball Bearings, a standard bearing size with dimensions commonly used across many industries: 5 32 x 5 16 x 1 8. Made from high strength chrome steel for durability and performance With Ceramic balls, each bearing has 2 Rubber Seal to protect the bearing from dust or any possible contamination, additionally, these bearings come pre lubricated with grease for smooth