Features:1. Heavy-duty Trampoline Anchor: Heavy-duty trampoline stakes, protect your trampoline from stormy and strong wind, and provide safety and stability for your trampoline.2. Stronger Tensile Strength: Each of the adjustable safety strips is 25mm in width, and withstands tension up to 600kg. 3. Superior Material: Made of galvanized steel, anti-rusting and prolonging the life of anchors. Compared with straight nails, helical nails can withstand vertical tension.4. Easy to Install: Come with heavy-duty metal buckles, easy assembly, and disassembly. Sturdy tip, make it easy to twist deep into the ground.5. Wide Application: Suitable for many securing objects against the wind, e.g. Trampolines, camp tents, slides, trailers, outdoor furniture, fences, swing or boat, and many other things to be secured outdoor.Specification:Material: Alloy Steel + High Strength PolyesterColor: Silver, Black Size: Ground Nails: 40cm, Tension Belt Width: 25mmWeight: 1700gPackage Included:4 x Ground Nails4 x Tension Belt