Durable and sturdy, these springs support up to 1,100 lbs, reducing stress on hammocks or swings. Ideal for yoga equipment, sports gear, or hanging lights and kayaks. Made of high-quality 304 stainless steel, it resists rust and corrosion for long-lasting use. The nylon-coated mounting plate prevents metal noise during movement. Features a 360�� rotating design for flexibility, perfect for swings and hanging chairs. Includes: 1 swivel mounting plate, 1 heavy-duty spring, 1 stainless steel buckle, 2 self-tapping bolts, and 2 concrete screws. Easy to install on wood or concrete surfaces. Versatile for use on patios, decks, gardens, or indoors��ideal for suspension straps and resistance training.