6213-2RS Sealed Ball Bearing 65mm x 120mm x 23mm 6213-2RS Sealed Ball Bearing is radial and deep groove ball bearing,bearing is made of Chrome Steel with chrome steel balls and steel cage,6213-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,6213-2RS bearing is sealed and self lubricated,the 6213-2RS inner diameter is 65mm, the 6213-2RS outer diameter is 120mm and the 6213-2RS width is 23mm, the quality is set to EMQ (electric motor quality) to ensure high speed,6213-2RS bearing is lubricated with grease.