BEARING SWIVEL:The innovative bearing design swivel offers smooth and frictionless rotation.Very Compact and Symmetrical Swivel.The large bearings we use are more load-bearing and can be used more widely. DOUBLE OPENING DESIGN:Both ends of the joint are detachable design.Opens and closes smoothly.Allow quick connect/dis-connect of ropes, chains and straps.Easy to use, richer application scenarios. INDOOR & OUTDOOR USE:Use with Hanging Swings, Clambing, Aerial Silks, Pod Kids Swing,Outdoor and Indoor Chair Nook, Net Spider Web Round Swing,Outdoor Swing N' Spin,Tree Swing Strap, Saucer Spinner Tree Swing, Swing Strap, or Anywhere You Need Dependable, Smooth Rotation Without Twisting Chains or Ropes. 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.Suitable for any scene. GOOD SERVICE: If you have any questions about this swivel swing hanger, or there is a problem with the product quality. Please contact us and we will give you a satisfactory solution within 12 hours.