California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Keyless Bushing, Flange Type None, For Bore Diameter 20 mm, Keyless Bushing Type Multi-Screw Locking Assembly, Material Steel, Outside Diameter 47 mm, Overall Width 28.5 mm, System of Measurement Metric, Finish Oil Dipped, Hub Contact Pressure 17, 549.598 psi, Maximum Transmitted Torque 269 ft-lb. This item has been restricted from sale in the following state (s): []