Details: Item Name: Spring Hook Material: Metal Quantity: 2 Pcs Features: Hammock Accessories, Durable, Weather Resistance Wire Diameter: Approx. 7mm/0.3 \" Length: 108mm/4.25 \"(Approx.) Package Includes: 2 x Garden Swing Springs Heavy duty steel construction. Zinc plated and clear coated for added weather resistance. Very strong and can be used for a long time. The spring helps relieve stress from impacts, provides a more comfortable and softer feel, and increases the lifespan of your hammock, as well as your mounting surface. Compatible with almost all sandbags, punching bags, hanging chairs, cocoons, egg chairs, rattan chairs, etc. Spring rated capacity over 700 lbs. Package Includes: 2 x Carabiner. Wire Diameter: 7mm/0.3 \"(Approx.), Length: 108mm/4.25 \"(Approx.) 2pcs Heavy Duty Extension Carabiner Hanging Hook Accessory Swing Fishing Spring Bag for Hanging Chair Hammock and Swing. Heavy duty steel frame. Galvanized and clear coated for increased weather resistance. The spring helps relieve stress from impacts, provides a more comfortable and softer feel, and increases the lifespan of your hammock, in addition to your mounting surface. Spring rated capacity of over 700 lbs. Fits almost all sandbags, hanging chairs, cocoons, egg chairs, rattan baskets.