Proof Coil Chain, Kingchain, 5/16 in, 30 Grade, Steel, Zinc, Sold by the Foot

Kingchain 540981 Proof Coil Chain, 5/16 in, 30 Grade, Steel, Zinc. Grade 30 chain is an excellent general-purpose, low carbon utility chain with a zinc finish. It is recommended for applications that do not require high strength-to-weight ratios. It is often used on farms, in industry and at home for general-purpose applications such as pulling stumps, lashing cargo, truck tailgates and guard rails.