S6204-2RS Stainless Steel Sealed Ball Bearing 20 x 47 x 14 mm One Bearing S6204-2RS Stainless Steel Sealed Ball Bearing is Double sealed, radial and deep groove ball bearing,S6204-2RS bearing is made of Stainless Steel and Stainless steel cage,bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,S6204-2RS bearing is sealed and self lubricated,S6204-2RS is lubricated with grease.