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 30 mm, Keyless Bushing Type Multi-Screw Locking Assembly, Material Steel, Outside Diameter 55 mm, Overall Width 40 mm, System of Measurement Metric, Finish Oil Dipped, Hub Contact Pressure 18, 274.788 psi, Maximum Transmitted Torque 696 ft-lb. This item has been restricted from sale in the following state (s): []