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, Rollerless Bushing, Overall Length 10 ft, Material Stainless Steel, Chain Number 25, Chain Overall Width 0.339 in, Roller Diameter 1/8 in, Pitch 1/4 in, Number of Strands 1, Pin Contruction Riveted Pin, Pitch Type Single Pitch, Inside Width 0.125 in, Series SS, Working Load Limit 26 lb, Heavy Series No, Includes (1) Connecting Link, Lubrication SAE 10 to SAE 50, Material Grade Type 304, Maximum Operating Temperature 750 Degrees F