General description This 2 Pack Swing Hangers with Bearing is made from high-quality 304 stainless steel, designed for both wood and metal beams up to 15cm. It provides a reliable anchoring solution for various indoor and outdoor hanging equipment, including hammocks, yoga swings, porch swings, Olympic rings, battle ropes, and punching bags. Technical specifications Material: 304 stainless steel Compatibility: Suitable for wood and metal beams up to 15cm Installation Drill a pilot hole into the wood or metal beam before installation. For wood mounting: Use two nuts and washers on top. For metal beam mounting: Place one nut and washer on top and the other on the opposite side of the beam. Usage Ideal for hanging hammocks, yoga swings, porch swings, Olympic rings, battle ropes, and punching bags. Other information Features an innovative bearing design for smoother and quieter swinging. Includes a metal O-ring to prevent the shaft from slipping.