Super Durable & Compact: Made of premium quality stainless steel material which allows the hook can hold weight up to 170 lbs but weighing only 9.8oz.Convenient to carry it or attach to your backpack anywhere you want Easy to Use: The Gravity Hook is a cross between a mechanical claw and a grappling hook.The jaws will open automatic when touches down and catch firmly by gravity Updated Innovative Version 2 in 1 Hook: Comes with 1 gravity hook and 1 bat gear tie.Easy to turn gravity hook into grappling hook.The bat gear tie can also be used for a emergency connection.Adding locking mechanism (except rings) to ensure grapplinghook more firmly Many Functions: It has many features waiting to be used. For outdoor activities, outdoor survival training, outdoor adventure. Used as a help in emergencies. anchoring, fishing, opening drink opener,emergency weapon and so on Warning: Please never use this grappling hook when faulty or broken.Not intended for unassisted climbing or load bearing applications or maybe result in severe bodily harm or property damage Tie any rope or string to the "shackle" at the bottom and drop your Gravity Hook to pick up anything you'd like. Whether it be pulling up mechanical parts or for emergency use, the mechanical claw and grappling hook is firm enough for various situations. What makes it high performance? - Can be adjusted to be used as a 2 pronged hook. - Grips objects that might easily slip out of a conventional grapnel. - Installing a Cross Hook makes it a 4 pronged grappling hook. - Compact enough to bestowed onto a backpack strap. - Can be dismantled for easy, compact storage. Specification: Materials: Stainless Steel (thickness 0.28cm/0.7inch) Product Size: 15 x 10cm / 6 x 4inch Weight: 0.32kg/0.7lb Bag size: 15x12.5x2.5cm/6 x 5 x 1inch Package Include: 1 x Gravity Hook 1 x Bat Gear Tie 2 x O-ring