HCR204-20mm Bearing Insert 20mm MountedThis item will be shipped within One Week Returns Subject to 15% restocking Fee HCR204 20mm Bearing Insert Eccentric Locking Collar 20mm Inner Diameter HCR204 20mm Bearing Insert, Bearing is Standard load capacity, bearing is Wide inner ring with Cylindrical outer ring, Bearing is Non relubrication, bearing has oil hole opposite groove makes it interchangeable with all manufacturers, bearing is nylon patched class 3A set screw, Standard seal is R