The Harken 5mm Shallow Bow Shackle - Part No. 2132F - has a maximum working load of 540 kg (1190 lb). This shackle is made of forged stainless steel and features a polished finish. Its pin diameter is 5 mm (3/16 in) and it is designed for multidirectional loads. Its shallow bow shape allows for a wider proportion compared to regular bow shackles.