S6307-2RS Stainless Steel sealed Ball Bearing 35mm x 80mm x 21mm S6307-2RS Stainless Steel, sealed, radial, deep groove ball bearing,bearing is made of Stainless Steel and Stainless steel cage,S6307-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,bearings is sealed and self lubricated,S6307-2RS bearing is lubricated with grease.