This Greatbear 2 Leg Lifting Chain Sling with Sling Hooks is for moving objects. On construction sites, you will need this 2 leg lifting chain for lifting, moving, slicing, or raising the object in a safe and protected way. The sling hooks grab the object more stable and balanced. This item features Grade 80, and is made of alloy steel, and it’s very durable and stable. This tool has a wide application, and it is used for lifting loads in mining, machinery, steel mills, buildings, gasoline pipe installations, harbors, and others.