Alloy Pin Bow Shackles To U.S. Federal Spec Rr-C-271B. Rated Recovery Alloy Bow Shackle With A Work Load Limit Of 3250Kg For Use With Kinetic Snatch Recovery Strap And Pull/Winch Extension Straps.The Securetech Alloy Bow Shackle With A Rated Capacity Of 4750Kg Is A Heavy Duty And Reliable Shackle Designed For Lifting And Towing Applications. This High-Load Capacity Alloy Bow Shackle Is Suitable For Handling Substantial Loads In Various Industrial And Automotive Settings.