GRD 43 HGH TST CHN 20' *Brand Name: Koch Industries *Trade Size: 5/16 in. *Construction: Welded *Material: Steel *Product Type: Grade 43 High Test Chain *Diameter: .3125 in. *Chain Length: 20 ft. *Weight Capacity: 3900 lb *Packaging Type: Boxed *Color: Black *Discovery ACC, SUP, EXP