6810DU Sealed Ball Bearing 50x65x7mm6810DU Sealed Ball Bearing 50m x 65mm x 7mm 6810DU Bearing, categorized as slim section, double sealed, radial and deep groove ball bearing, 6810 DU bearing is made from Chrome Steel with chrome steel balls and steel cage, 6810DU bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 6810DU bearing is sealed and self lubricated with grease,the 6810DU inner diameter is 50mm, outer diameter is 65mm and width