<p>High-quality galvanized material: The trampoline springs are made of high-quality plastic and are durable. Finger groove design increases comfort. The surface is smooth and burr-free, shiny and grippy. The iron hook is made of high-quality galvanized iron, strong and durable and not easy to rust.</p> <p>Easy to use: The trampoline spring hook is easy to operate and use. Simply hook the double spring to one corner of the trampoline, hook the other end to the trampoline using a T-hook, then attach the hook to the other corner of the trampoline with a small effort.</p> <p>Easy to carry: The trampoline spring tensioner weighs only 70 grams, is light, small and easy to carry. Perfect for outdoor travel, please use it when installing your trampoline. You can put it in your outdoor backpack without adding weight. At the same time, it is easy to store, you can put it in any corner or storage bag.</p> <p>Safe and strong: high-quality galvanized and plastic materials ensure better strength and do not not easily broken. The trampoline tool takes force evenly, so be sure to use it to tighten the spring. Safe, sturdy and stable to use.</p> <p>Wide compatibility: The trampoline spring compressor hook is 14cm long, 12cm wide, and the iron rod is 5mm thick. It has many possibilities of use. Can be used as a trampoline spring installation tool, a nail puller for tents or anywhere tension springs are needed. Universal trampoline spring tool that handles all brands of full-length springs.</p> <p>Note: The data is all manually measured, please allow 1-3cm error due to light and temperature differences. display, there may be some color differences, please refer to the actual item received.</p>