Features: Engineered with heavy duty 304 stainless steel, this swing spring suspension systems delivers outstanding 250kg load capacity and shock absorption, perfect for hammocks, hanging chairs, equipment, and boxing bags while ensuring lasting durability. Features a 360 mechanism and erosion resistant 8mm twist connectors paired with double carabiners (7cm) for smooth rotation and secure installation in outdoor/indoor environments, measuring 35cm total length with adjustable multi stage tension control. Ideal for homeowners seeking backyard relaxation solution, fitness enthusiasts requiring stable workout gear suspension, and adventure seekers needing portable camping equipment support. Enhzenhances patio lounging with swing chairs, stabilizes gym punching bags during intense training meeting , and transforms campsites into comfortable retreats with quick setup hammock systems. Combines industrial strength performances with versatile adaptability, offering 20% improved comfort through customizable elasticity settings that maintain structural integrity across repeated use in variable weather conditions. Specifications: Type: Hammock hanger spring component : Stainless Steel Size: about 35x150mm/1.38x5.9inch Package Includes: 1 x Hammock spring 1 x Rotating hook 2 x Carabiner note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.