widely used. With a spring capacity of 300 kg, it fits almost any punching bag, hanging chair, cocoon, egg chair, wicker basketSprings help relieve impact pressure for a more comfortable and softer feel, extending the life of the hammock in addition to the mounting surfaceHigh-quality materials. The spring is made of galvanized iron, which has higher corrosion resistance, is not easy to rust, and is more durable. Great show. You can use it with confidenceEasy to assemble. Porch swivel springs with hooks at both ends make it easy to attach to your hammock without tools or complex manipulationsRugged steel construction, galvanized and clear coated for longer lifeSprings help relieve pressure from shocks, providing a more comfortable feel and extending the life of the hammockRated spring capacity in excess of 300kg reduces noise, stress and vibrationSuitable for garden swings, hanging baskets and hangersSpecificationMaterial: Galvanized IronColor: silverLength: 108mm (approx.)Wire diameter: about 7mmWeight: 200g/unitRemember to check the condition of the hammock extension springs before usePackage Contents: 2 x Hammock Springs