HC209 45mm Bearing Insert Eccentric Collar 45mm MountedHC209 45mm Bearing Insert Eccentric Locking Collar 45mm Inner Diameter HC209 45mm Bearing Insert, Bearing is Standard load capacity, bearing is Wide inner ring with spherical outer ring, Bearing is re lubrication groove with oil hole on set screw side, bearing has oil hole opposite groove makes it interchangeable with all manufacturers, bearing is nylon patched class 3A set screw, Standard seal is R Seal. HC209 45mm Bearing Bearing Insert Eccentric