[Excellent Material]: The hook part of the trampoline spring tool is made of steel, and the handle of the tool is made of high-quality plastic, which is strong and durable, safe and durable, not easy to break and rust. [Rubber handle]: The trampoline spring tension tool adopts a plastic handle with finger grooves, which increases the friction force, makes it easy to grasp, does not slip, and is safe and reliable to use. [Effort-saving design]: The trampoline spring pulling tool has a T-shaped design, which helps you easily slide the spring into the trampoline frame when installing the jumping mat. [Easy to use]: The metal tent hook is easy to use, just hang the hook on the trampoline bungee cord when installing the trampoline, and hook it to a suitable position. [Wide application]: Trampoline hook retractor is not only suitable for pulling trampoline springs, but also for pulling other items you need, one of the must-have tools in home toolboxes Material: steel and plastic Main color: black Size: about 11 x 12 cm/ 4.33 x 4.72 inches Package includes:1 x Trampoline spring tool