How Do I Know Which Springs To Buy? You will need to measure the spring from one side of the metal hook to the other to determine which size spring you need. If your springs are stretched, it is best to measure a few springs so you can be sure that you are buying the correct size. Alternatively, if you still have the instructions that come with the trampoline, it should specify what size of spring is used.| | Commercial Grade Trampoline Springs | | -------- | -------- | -------- |-------- | -------- | | Warranty | 1 year | | Special features | Conical shape, reduces permanent stretching | | Made of | German, zinc-plated, hot galvanised steel | | Suitable for | Trampoline Parks, Bungee Trampolines, Trampoline fairground attractions | | Assembly time | 20 minutes for an average trampoline | | Tools needed | Optional spring pulling tool available |
