Details: Item Name: Spring Hook. Material: Metal. Quantity: 2 pieces. Features: Hammock accessories, durable, weatherproof. Wire diameter: approx. 7 mm/0.3 inches. Length: 108 mm/4.25 inches (approx.). Package Includes: 2 x Garden Swing Springs. Sturdy steel construction. Galvanized and clear coated for weather resistance. Very durable and can be used for a long time. The spring helps relieve impact loads, provides a more comfortable and softer feel, and will increase the lifespan of your hammock and mounting surface. Compatible with almost all punching bags, boxing bags, hanging chairs, cocoons, egg chairs, wicker chairs, etc. Contents: 2 x Carabiners. Wire diameter: 7 mm/0.3 inches (approx.), Length: 108 mm/4.25 inches (approx.). 2 pieces of heavy-duty extension snap hooks. Hanging hooks. Swing chair accessories. Spring bag for hanging chair, hammock swing. The spring helps reduce impact, provides a more comfortable and softer feel, and increases the lifespan of your hammock and its