Connecting Link, Chain Construction Riveted Pin, Material Steel, Chain Overall Width 1 1/64 in, Chain Number 50, Roller Diameter 25/64 in, Finish Nickel Plated, Pitch 5/8 in, Link Type Connecting, Number of Strands 1, Heavy Series No, Inside Width 3/8 in, Maximum Operating Temperature 150 Degrees F, Minimum Operating Temperature 10 Degrees F, Pin Contruction Riveted Pin, Pin Hole Diameter 13/64 in, Pin Outside Diameter 13/64 in, Plate Height 19/32 in, Plate Thickness 5/64 in WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -