【Indoor & Outdoor Use】: Perfect for swings, swing chairs, swinging chairs, punching bags or any other heavy objects from a hanging bracket. 【Corrosion Resistance, High Hardness】: 304 stainless steel rings made of high quality raw materials. No rust, corrosion resistance, high hardness, non-toxic and pollution-free environment. 【Easy to Install】: We have pre-drilled two holes for bolting to wooden or concrete beams. Includes 2 concrete anchors and 2 hex lag screws, and a unique one-piece design and can be installed in minutes. 【Rotation Design】: The innovative design makes the use more flexible and can be used more widely. Such as playgrounds, swing sets, porch swings or ham swings 【Safety and Strength】: Count on these high-quality swing hangers to safely support children and adults. The weight limit is 1000 lbs