Reusable and removable, quick links feature two-sided thread links designed for fast, easy connections between 2 lengths of chain or for attaching accessories to chain. Hex shaped bolt for easy opening. Constructed of formed 304 stainless steel for durability and corrosion resistance. Ideal for chain repair, hammocks, and gates. A 3/16" B 2-1/16" C 9/16" D 1/4" E 5/16" Break Strength 4000 lbs.