6209DDU Bearing 45x85x19 Sealed Ball bearing6209DDU Sealed Ball Bearing 45mm x 85mm x 19mm 6209DDU Sealed Ball Bearing, 6209DDU bearing is made from Chrome Steel,6209DDU bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 6209DDU bearing is self lubricated bearings, 6209DDU bearing is already greased. 6209DDU Ball Bearing Deep Groove Ball Bearing Closures: Rubber Sealed Material: Chrome Steel Size: 45mm x 85mm x 19mm Inner Diameter: 45mm Outer