6.3" Shade Sail Spring Tension 12 Kit for Triangle Rectangle Sun Shade Sail Installation, 304 Stainless Steel Tension Springs with Hooks End,Porch Springs,Dog Chain Springs,Rope Springs. ⛺⛺【WEIGHT CAPACITY】--Heavy-duty stainless steel spring for porch swings,hammock chairs,punching bags or other heavy object.5 springs have a weight capacity of 600lbs.5 springs have a weight capacity of 300lbs.
