Double Shielded Flanged Ball Bearings FR8ZZ Bearings Inch Flange Flanged Ball Bearing FR8ZZ Bearings, Electric motor quality, Bearings FR8ZZ is a popular size that could be used in many application that uses this size 1/2"x1 1/8", each FR8 bearings is closed with 2 Metal Shields, Metal Shielded, one Shield from each side, to  Lubrication: Self Lubricated (Grease) FR8Z Bearing Quantity: One Bearing FR8ZZ Equivalents: FR8-2Z/FR8-Z Bearings.