6012ZZ Shielded Ball Bearing 60mm x 95mm x 18mm 6012ZZ Shielded Ball Bearing, 6012ZZ is Electric motor quality, each 6012ZZ bearings is closed with 2 Metal Shields, one Shield from each side, to protect the bearing from dust or any possible contamination, also 6012ZZ bearing is pre-lubricated with grease, Bearings 6012ZZ has industrial packaging.