Description [Indoor and Outdoor Use]: Suitable for any weight on swings, rocking chairs, sandbags or hangers. 【Corrosion Resistant, High Hardness】: 304 stainless steel ring is made of high quality raw materials. No rust, no corrosion, high hardness, environmentally friendly and non-toxic. [Easy to Install]: We have drilled two holes, which can be fixed on wooden beams or concrete beams. The unique integrated design installs in minutes using 2 concrete anchors and 2 hex head bolts. Rotating design: The innovative design makes it more flexible and can be widely used, such as playground, swing, porch swing or ham swing. [SAFETY & STRENGTH]: Rely on these high-quality swivel hangers to safely support children and adults. Weight limit is 1000 lbs. This ceiling bracket does not rotate. Please check whether the ceiling is strong enough before installation. Load limit is 450 kg. Make sure the surface to be installed can withstand the weight and strength. Fasten to the concrete ceiling using only the fastening materials provided. Not suitable for drywall ceilings or other flexible building materials. Heavy-duty hook adopts heavy-duty hook design, and the hook can rotate 360 degrees in any direction. We installed 304 stainless steel O-rings to prevent shaft slippage. Plus, the hook and loop is strong enough to ensure safety. Quantity: 1 piece