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 electro-galvanized formed mild steel for galvanic protection and corrosion resistance. Ideal for chain repair, hammocks and restraining gates. A 3/8" B 3-1/2" C 15/16" D 1/2" E 1/2" Break Strength 12100 lb