Meicoco 700Lbs Weight Capacity Heavy Duty Spring Hammock Chair Spring Porch Swing Springs Hanging Chairs Suspension Swing Extens

Size:The Total Length Is Approx 4'; Steel Thickness 3/8'.Industrial Quality Long Spring Coil,Spring Capacity Over 700Lb; The Springs Are Super Heavy Duty,Will Not Stretch Out. High Strength Steel With Surface Electric Galvanizing. Perfect For All Your Heavy Bag Needs And All Hanging Chairs; Reduce Noise, Stress And Vibration Heavy Duty Galvanized Spring The Spring Locates Between The Overhead Support And Swing Chain To Provide A More Comfortable, Softer Feel To Porch Swings, Free-Standing