Features Use the Dayton® screw pin anchor shackle for applications where the shackle is removed frequently. The shackle is permanently marked with size and working load limit (WLL) in tons. The Wide-body shackle unit has a powder-coat finish. Galvanized per ASTM A153. Forged, heat-treated body and pin alloy steel. Pin Style / Screw Working Load Limit / 2,000 lb Width Between Eyes / 21/32 in Pin Dia. / 7/16 in Body Size / 3/8 in Body Material / Carbon Steel Finish / Galvanized Pin Material / Alloy Steel Standards / ASTM A 153 Outside Diameter of Eye / 1 1/8 in