TOP Materials for Oxidation-proof and Wearable: All parts of the Swivel are anti-oxygenation, with interlocks made by casting of spray pellet, It bears 30KN/6600 lbs capacity, 100% guarantee your safety. 360° Frictionless Rotation: Completely silent, Frictionless 360°Free Rotation with Sealed Ball Bearings. Solve rope twisting and tangling problem when load is turning or spinning. Compactness and Portability: Mountaineering Carabiner Package included: 1 * swing swivel , 2 * Hooks. Easy to carry, simple operation, strong function. Compatibility & Professional Support: Use with Hanging Swings, Clambing, Pod Kids Swing, Aerial Silks, Outdoor and Indoor Chair Nook, Outdoor Swing N' Spin, Net Spider Web Round Swing, Children's Swing Spinner Hanger, Tree Swing Strap, Aerial yoga, Saucer Spinner Tree Swing, Swing Strap etc,. Enjoy! SATISFACTION GUARANTEED! If for any reason you are not satisfied, you have a full year to return the item, no questions asked.