Industrial quality Long Spring Coil,Spring capacity over 1000lb; The spring outdoor 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
【HEAVY DUTY CAPACITY OVER 1000LB】The swing springs are SUPER HEAVY DUTY,will not stretch out
【MULTIFUNCTIONAL USAGE 】Metal spring hooks is Perfect for spring chair, swing spring, hanging chair spring, porch swing hooks, Punch Bag,Hanging Chairs ,Cocoon, hanging egg chair, wicker basket Gard
【EASY TO INSTALL 】The hammock springs is easy to connect with Carabiners
【PERFECT FOR DIY 】Porch swing springs heavy duty for Hanging Hammock Chairs and Porch Swings hammock chair, porch swing,yard sling swing, heavy duty bag spring
【SURFACE ELECTRIC GALVANIZING 】 High strength steel with surface electric galvanizing, say to no to rust.