211 PP Sealed Bearing Single Row Radial 211PP211PP Sealed Ball Bearing 55mm x 100mm x 21mm 211PP Sealed Ball Bearing, 211PP bearing is made from Chrome Steel, 211PP bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 211PP bearing is self lubricated bearings, 211PP bearing is already greased. 211PP ball bearing Deep Groove Ball Bearing Closures: Rubber Sealed Material: Chrome Steel Size: 55mm x 100mm x 21mm Inner Diameter: 55mm Outer Diameter: