6216ZZ Shielded Ball Bearing 80mm x 140mm x 26mm 6216ZZ Shielded Ball Bearing, material is Chrome steel and bearing is Electric motor quality, each 6216ZZ bearings is closed with 2 Metal Shields, one Shield from each side, to protect the bearing from dust or any possible contamination, also 6216ZZ bearings are pre-lubricated with grease, 6216ZZ has industrial packaging.