Master Link, Grade 80, Link Type Master Link, Material Steel, Product Type Master Link, Compatible Chain Trade Size 1 in, Trade Size 1 in, Working Load Limit 24,000 lb, Finish Powder Coated, Number of Coupling Links Not Applicable, Inside Length 7 in, Standards N/M, Inside Width 3 1/2 in, Material Thickness 1 in, Coupling Link Inside Length Not Applicable, Coupling Link Inside Width Not Applicable, Coupling Link Material Thickness Not Applicable, Opening Size Not Applicable, Shape Oblong WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)