California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Connecting Link, Chain Construction Riveted Pin, Material Steel, Chain Overall Width 13/16 in, Chain Number 10B, Roller Diameter 4 in, Pitch 5/8 in, Link Type Connecting, Number of Strands 1, Features Flat Shape Link Plate, Heavy Series No, Inside Width 3/8 in, Lubrication SAE 10 to SAE 50, Maximum Operating Temperature 300 Degrees F, Minimum Operating Temperature 15 Degrees F, Pin Contruction Riveted Pin, Pin Outside Diameter 13/64 in, Plate Height 37/64 in, Plate Thickness 1/16 in. This item has been restricted from sale in the following state (s): []