California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Roller Chain, Chain Construction Riveted Pin, Overall Length 10 ft, Material Steel, Chain Number 80HRB, Chain Overall Width 1.543 in, Roller Diameter 5/8 in, Tensile Strength 17, 640 lbf, Pitch 1 in, Application Construction, Material Handling, Number of Strands 1, Pin Contruction Riveted Pin, Inside Width 0.625 in, Series Heavy, Working Load Limit 3, 630 lb. This item has been restricted from sale in the following state (s): []