Swivel & Carabiner Aerial Spinning Hardware KitThis swivel and carabiner kit takes the pressure off the mount for a safer installation. Always check with a local professional rigger before installation to ensure you are safe. This set allows the hammock to spin safely with minimum strains on the hardware. This can also be used with either one point or two can be purchased for a two point yoga hammock. Wide eye openings can fit for multiple carabiners 360 degree rotation Made of durable magnesium