Sea-Dog Sea Dog Quick Link 3/16" 3/16in. Hex shaped bolt for easy opening. Constructed of electro-galvanized formed mild steel for galvanic protection and corrosion resistance. Features of Sea-Dog Sea Dog Quick Link 3/16" Formed Steel Electro-Galvanized Quick Link Dimensions: A: 3/16" B: 2" C: 1/2" D: 1/4" E=5/16" Ideal for chain repair hammocks and restraining gates Breaking Strength: 3080 lbs Package Contents: Sea-Dog Sea Dog Quick Link 3/16" Sea-Dog 158005-1: Sea Dog Quick Link 3/16" 3/16in