6307RS Bearing 35x80x21 Sealed6307 2RS Ball Bearings Ball Bearing 6307RS, 6307RS bearing is made from Chrome Steel, 6307RS bearing has 2 Rubber seals to protect the bearing from dust or any possible contamination, 6307RS are self lubricated bearings (bearings are already greased). 6307RS Deep groove ball bearing Closures: Rubber Seals Material: Chrome Steel Quantity: 1 Bearing 6307RS Dynamic load rating Cr: 33,500 N Static load rating Cor: 19,200 N Limiting Speed: Grease