MATERIAL: High quality stainless steel, load capacity can be up to 450kg. WIDE USAGE: It's perfect for hanging chair, hammock, swing, porch seat, sandbag, lamp, sling trainer, yoga towel, awning, sling trainer, chair, den, and more. EASY INSTALLATION: By drilling two holes again in wooden beams or concrete and then attaching the screws. USER-FRIENDLY: It can be rotated 360 , you can rotate your hanging chair freely and flexibly, which is an innovative design. PACKAGE CONTENT: A 360 hook, 2 screws for the concrete application, 2 screws for the wood application. A safe and secure hook can hold weight up to 200KG,both adults and children can use it to enjoy a happy time on hanging chairs or hammocks. A safe and secure hook can carry a weight of up to 450 kg. Both adults and children can use it to spend a happy time on hammocks or hammocks. Attention: For safety reasons, check whether the threaded rod and the nut are rolled up. Although it is stainless steel that is not easily damaged, it is better to keep it in windy and dry places. Installation on specific steps: 1.Draw two locations that you prefer. 2.Boose two holes on concrete or beam and insert the expansion screws into the holes. 3. Then mount the hanger and the chain or the rope. 4. Hang up a chair or sandbag and swing it. Installation on wood: The only difference is to use the hex screw with a screwdriver. And you can install our hook. By using it, make your hammock a nice decoration in your house and enjoy a pleasant time in your hammock. It is also a small and practical aid when hiking. It provides stable and strong support for sports. 450 kg capacity is also sufficient to hang up sandbags. Package content: 1 * 180swing hook 2 * screws for concrete 2 * screws for wood 1 * 80mm carabiner