[360 rotation design] 360 fixed hook with free rotation of the pull-up pulley that can be opened. Innovative patented design. [High quality, corrosion] 304 Stainless steel ring consists of high quality raw materials. Do not rust, corrosion resistance, high hardness. [Security and Robust] The superior quality swing is designed for children and adults and weighs 500 kg of residential use. [Easy to install] We have already pierced two holes, which can be attached to the wooden beam or concrete. Includes 2 concrete anchors and 2 hex bolts. Pre-diamond expansion screws for the installation of concrete applications in minutes. [Multi-function] The most appropriate for hanging coaches, suspended coaches, sandbags, gym, yoga, indoor or exterior swings. 1 x 360 Hook 2 x Concrete anchor 2 x Hex screw Quantity: 1pcs