FallTech 8447 Large alloy steel construction carabiner (2-1/4 in) is made with a rugged alloy-steel construction. This carabiner features a double-locking gate with a 2-1/4 in gate opening that allows for a broad range of connections. It includes an optional captive-eye pin and is rated at over 5000 lb. FallTech's selection of steel carabiners have been developed to offer a broad range of solutions. We have taken these connectors a step beyond with extra features like captive-eye pins to make sure you get a little more than you may have expected. Specifically designed to prevent roll-out or accidental opening, all FallTech connectors are thoroughly tested and conform to OSHA and ANSI standards.