Features: High quality stainless steel material, durable. All parts are made of 304 stainless steel. It can hold up to 850 kilograms (1,800 pounds). Heavy duty commercial grade swing hangers are suitable for children and adults. Can be used indoors or outdoors, including fitness ring, ceiling bracket, porch swing and yoga flying man swing, utility room, garage, etc., durable. Easy to install on the ceiling in an area you need dependable, smooth rotation. Specifications: Material:Stainless Steel Swing Hanger Size:Approx.4.48x9.95cm/1.76x3.91in Buckle Size:Approx.10x5cm/3.94x1.97in Screw Length:Approx.7cm/2.76in Type:Standard,Ugraded Version,Ugraded Version+Buckle,Expansion Bolt Version,Self-powered Bolts Version Net Weight:450-810g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Swing Hangers