6220RS1 Sealed Large Bearing 100x180x34mm6220RS1 Sealed Ball Bearing 100mm x 180mm x 34mm 6220RS1 Sealed, radial, deep groove ball bearing, 6220RS1 bearing is made from Chrome Steel with chrome steel balls and steel cage, bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 6220RS1 bearing is sealed and self lubricated,the quality is set to EMQ (electric motor quality) to ensure high speed, 6220RS1 bearing is lubricated with grease. 6220RS1 Ball