8626-2RS Sealed Bearing 130x165x18 Extra Large8626 2RS Sealed Ball Bearing 130mm x 165mm x 18mm 8626 2RS Sealed deep groove ball bearing, bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 8626 2RS bearing is sealed and self lubricated,the quality is set to EMQ (electric motor quality) to ensure high speed, 8626 2RS bearing is lubricated with greased, 6800 2RS bearing is made from Chrome Steel. 8626 2RS Ball Bearing Deep Groove Radial Ball Bearing