Designed to meet the needs of fitness enthusiasts and relaxation , these springs and hooks provide reliable support for punching bags and hammocks. Their sturdy construction minimizes wear and tear, ensuring and enjoyable experience whether you're training in a gym or unwinding on your patio. Features -Color:Silver -Material:Steel -Size:9.50X3.40X0.65cm/3.73X1.34X0.26in -Shock absorption: highstrength springs are designed to effectively absorb impact, extending the life of your equipment, ideal for sturdy training. -Secure hanging: Heavy duty hammock structure with strong loadbearing capacity ensures your is securely hung, improving training safety. -Height adjustable: easy to install extension hooks allow for flexible height adjustments, making them ideal for home gyms or outdoor patios. -Weatherresistant: constructed from materials that resist weathering and sun rays, these springs are suitable for longterm indoor and outdoor use. -Universal fit: the universal design is compatible with a variety of styles, providing more options and convenience for your workouts. Package list: 4pcs x suspension springs