❀This rock climbing hand crank is suitable for a variety of scenarios, such as mountaineering, rock climbing, tree pruning work, operations and so on. ❀This climbing gear is the ideal tool accessory for your family or friend to enjoy activities such as rock climbing or outdoor hiking. ❀It has a compact construction and light weight design with a load capacity of 8.9kn, making it portable and easy to use. ❀This is flexible and adjustable. You can adjust the ascending, and rope fixing according to different usage. ❀Make of aluminium alloy to ensures durability and wear resistance for long term use. It can be fit with ropes from 9mm/0.35inch to 12mm/0.47inch in diameter.