Lot of 100 608-2RS Sealed With Groove Ball Bearings Bearing is ready to work Belts 8mm x 22mm x 7mm Lot of 100 608-2RS Sealed With Groove Ball Bearings, Bearing is ready to work Belts it is made of Chrome Steel, this bearing is sealed with rubber seals to protect the bearing from dust or any possible contamination, this is self lubricated bearing (Bearing is already greased).