4pcs Awning Attachment Set Tension Spring, Alloy Spring Awning Spring Buckle, Heavy Duty Sun Shade Sail Fixing Kit. The tension spring is made of high-strength stainless steel with strong elasticity, thick and wear-resistant, excellent rust resistance, high toughness, and does not deform or break under high tensile strength. Double buckle design allows secure fastening on both sides. Stainless steel construction provides superior stretchability and elasticity. The compact spring buckle offers powerful performance and is easy to carry. Equipped with a double buckle system, the awning rope tensioner enhances stability by maintaining firm tension, ensuring your awning stays secure and protected in windy conditions. Simple to install: attach one end of the spring buckle to the ground stake and the other end to the tent or shade rope. Enables quick and easy connection and repair of outdoor structures, ideal for DIY setup and removal. Suitable for camping, travel, picnics, beaches, hiking, hunting, fishing, tents, and awnings.