Add some extra springiness into your suspension situation with this Swiss Swing Spring Set. Try saying that 5 times fast! Adds a gentle touch, and reduces the strain on the rest of your hardware. Great for swings, hanging chairs, hammocks, or similar equipment. Eliminates harsh movements for hanging chairs, hammocks or equipment Carbon steel with zinc plating Includes 2 carabiners, large spring, and extra swivel Easy installationKit includes: (2) Carabiners Large spring Extra swivel