10 pcs 5 inch Replacement Trampoline Springs, Heavy Duty Trampoline Springs, Fitness Trampoline Springs + 1 Spring Tool

【Set】: Includes 10 springs and 1 hook, 140 mm long, 3 mm (wire diameter). 【Premium Material】: The trampoline springs are made of high-quality galvanized steel, which is rust-resistant, safe, crack-resistant, and has excellent elasticity and durability. 【Strong Grip】: One end of the trampoline spring hook is bent at an angle to provide optimal grip. 【New Drum Size Design】: Ensures good elasticity and uniform responsiveness for a firmer bounce. The precision forging process ensures a smooth, burr-free surface, guaranteeing a safe and enjoyable jumping experience. 【Easy Installation】: With our long-lasting fitness trampoline springs, all you need is a hook to effortlessly install them and give your trampoline a fresh new look.