【Grappling Hooks】 This 3-claw stainless steel grappling hooks is a must adventure tool for outdoor activities. The diameter of the grappling hooks is : Small grappling hooks: 3.89 in diameter and 4.52 in height, Middel grappling hooks: 4.72 in diameter and 5.11 in height,Big grappling Hooks: 5.6in diameter and 7.08 in height, Max grappling hooks: 6.69 in diameter and 9.8 in height. You could use the grappling hook more easily. 【Durable Performance】The Grappling Hooks is made of best stainless steel,The stainless steel claw is no slip and catch firmly and bear strongly, Middle size can hold 100lb, Big size could bear 150lb and Max size could bear 440lb. 【Wide Application】Perfect for outdoor adventures such as tree limb retrieving, grapple falling objects, heavy duty object puling as well as treasure fishing underwater and so on. 【Quality Assurance】The grappling hooks have strong working loading, and anti-rust. We supply three models hooks, and they all with best stainless steel claw. Be careful when you open the package as the claw is a little sharp. And Please note the grappling hooks working capacity and not suggest rock climbing and human weight bearing. 【After Sales】Our grappling hooks are high quality, your purchase is protected , contact us freely and kindly if you are not satisfied with the products,Try best to serve you is our aim never to give up.