S6806-2RS Stainless Steel Sealed Ball Bearing 30mm x 42mm x 7mm S6806-2RS Bearing is radial and deep groove ball bearing,bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, S6806-2RS bearings is sealed and self lubricated,S6806-2RS bearing is made of Stainless Steel, bearings is lubricated with grease.