High quality: Our Silent Bearing Swing Swivel is made of permanent stainless steel, which is non-toxic, tasteless, hard and durable, and does not rust..Innovative design: Innovative bearing design rotation provides smooth and frictionless rotation. Very compact and symmetrical rotation. The large bearings we use have greater carrying capacity and can be used more widely..Opening design: This tire swing swivel that two ends adopt detachable design interface. Open and close smoothly; allow quick connection/disconnection of ropes, chains and belts; easy to use, with richer application scenarios..Applicable scenarios: Suitable for swings, chairlifts, hammocks, tire swings, sandbags, sports ropes, fitness ropes or any twisted and twisted ropes, suitable for indoor and outdoor use..Satisfactory service: Recommended for Ages 12+. Dolibest insists on using the highest quality materials and manufacturing techniques. We are confident to provide a money-back guarantee for our rings. In case they fail to fulfill their promises, please return your order within 30 days for a full refund.US Patent Pending. All Rights Reserved.