Our professional spring for trampoline is designed to provide bounce and durability for your outdoor trampoline. These heavy-duty springs are made of galvanized steel, ensuring they . Whether you're using them for a fitness trampoline or a mini trampoline, these springs offer performance. The convenient spring puller tool included makes installation a breeze, allowing you to replace old or worn-out springs effortlessly. Features -Color:Silver -Material:Galvanized steel -Size:8.80X1.70X1.70cm/3.46X0.67X0.67in -Size:13.40X11.60X2.30cm/5.27X4.56X0.90in -Jumping exercise: the trampoline springs allow you to jump freely outdoors and exercising your body for better health -Safe: the spring drum and bow accessories are made of firm materials, ensuring safety and durability for use -Versatile: the trampoline tension springs are ideal for various outdoor settings, whether at home, in parks, or schools -Easy installation, portable: the trampoline springs replacement parts are easy to install and portable, allowing you to enjoy jumping fun anytime, anywhere -Improve coordination, : using trampoline help improve coordination and enhance physical fitness, making you healthier and more confident Package list: 1 x Hook 24 x Straight springs