Material: The tow hook is made of metal,strong and durable,can be used in any vehicle. for a long time.Packing: You will receive 5 pieces of hooks. spring for trampoline.Design: The hook handle is designed with finger grooves for added comfort. Make installation easier and faster.Features: This amazing spring extractor tool,also known as a T-hook,helps you to remove any springs. Easily slide the spring into the trampoline frame when installing the jumper. Versatile: A universal trampoline pulling tool that supports all brands of full length springs. Can be used as a trampoline tool,tent nails and anywhere. you can think.Practical tool: The metal stake puller is an ideal tool for people with trampolines. It can help you easily install the springboards and bring you more convenience. Characteristics: Material: steel and plastic. Main color: Black. Size: approx. 11 x 12 cm. Scope of delivery: 5 x hand tools. spring for trampoline