1. Wide range of uses: Enjoy indoor and outdoor entertainment with our WAREMAID swing spring suspension kit, which is designed for hanging your swing chair, swing seat, hanging chair, hammock, tent, boxing ring, porch swing, sandbag or other heavy objects, introducing a unique uniform suspension system, allowing you to move quietly for hours and enjoy smooth swing fun. Perfect for your patio, porch, horizontal stump or ceiling installation. 2. High quality: The comfort spring is made of high-strength spring steel, galvanized and coated with a clear coating to provide weatherproof and rust-proof protection. The swing swivel and spring hook are made of stainless steel, which is corrosion-resistant, high hardness, non-toxic and pollution-free, suitable for any scene. 3. Safe and reliable: The springs are tightly coiled together to effectively absorb shock and enhance the comfort of each movement of the porch swing, enhance your comfort and protect your overhead support, suitable for adults of all ages, the swivel hook allows 360-degree rotation without tangling or twisting, and the spring hook will clamp securely to your hammock or swing chair. 4. Easy to Install: You can easily install this set of springs to your hammock chair in minutes, no tools required, universal to fit any size, style or design of hammock, What You Get: 28mm Spring Hook x 1 Spring x 1360 degree swivel hook.