Features: High quality stainless steel material, durable All parts made of 304 stainless steel; can support up to 850 kilograms (1,800 pounds) Heavy-duty commercial-grade swing hangers suitable for children and adults Can be used indoors or outdoors; ideal for fitness rings, ceiling brackets, porch swings, yoga aerial swings, utility rooms, garages, and more Easy to install on the ceiling where dependable and smooth rotation is needed Specifications: Material: Stainless Steel Swing Hanger Size: Approx. 4.48 x 9.95 cm (1.76 x 3.91 in) Buckle Size: Approx. 10 x 5 cm (3.94 x 1.97 in) Screw Length: Approx. 7 cm (2.76 in) Type: Standard, Upgraded Version, Upgraded Version with Buckle, Expansion Bolt Version, Self-Tapping Bolt Version Net Weight: 450810 g Note: Please allow 1 mm error due to manual measurement Due to differences in monitor displays, the image may not reflect the actual item color Package Includes: 1 x Swing Hanger