KeFanta Trampoline Springs for 8ft/10ft/12ft/14ft Trampoline,Heavy Duty Galvanised 5.5Inch Replacement 16pcs+1pc Puller tool

【High Tensile and Durable】The springs themselves are made of high-quality galvanized steel, anti-rust, unbreakable, crack-resistant, excellent resilience and durability. Dimension: 5.5 inch (Length), 3mm (Wire Diameter) Suitable for trampolines from 8ft-14ft. (If your trampoline is 15ft-16ft, please check out our store's 7in spring set) 【Increased Hook Curvature for Maximum Hold】 One end of the hook is curved at an angle that provides the superior hold. So, they are extremely safe. You can jump and bounce without the fear of the springs coming off. 【Good Elasticity & Strong Stretch Ability】 It is designed with a waist drum for bringing great bounce to your trampoline(wider diameter for more bounce), has better elasticity and stretching ability than those shaped straight, which will give you a better jumping experience. 【Unique T-hook Spring Pull Tool】Unlike other cheap plastic trampoline spring pullers, our spring pulling tool is made completely of Stainless Steel and is in one piece, much more sturdy and comfortable to use, won’t hurt your hand, makes assembling a trampoline much easier. 【Satisfaction Guaranteed】If it doesn't meet your expectations, just contact us, you can return it at any time, and then we will make a full refund to you .We care deeply for our customers and make you our top priority! Thank you!