【High-quality material】 The trampoline screws are made of high-quality galvanized steel, with high hardness and corrosion resistance, durable enough for you to use for a long time. Can securely fix the trampoline net poles. 【Easy to install】 It only takes three steps to fix the screws on the trampoline. First install the black spacer, then install the round washer, and finally tighten the anti-loosening bolts to complete it perfectly. 【Applicable type】 They are suitable for most trampolines. For example, garden trampolines, children's trampolines, large trampolines, and small trampolines. 【Advantage of screws】 The trampoline screws have clear, clean, and precise threads, and are not easy to deform or slip during the rolling process; The nut groove design can make the nuts and bolts connect properly.