304 Stainless Steel Heavy Duty Swing HangersAll parts are made of 304 stainless steel, corrosion resistant, stainless, durable. You don't have to worry about wet weather inside and outside. MULTIPLE PURPOSEcan be used for hammock chairs, porch swings, rocking chairs, punching bags, outdoor swings, aerial yoga etc. use. LARGE CAPACITY UP TO 250kgSince we combine the M10 carabiner with a higher specification than others, our maximum load capacity has been significantly improved and safety is higher. EASY TO INSTALLThe spring swivel hook allows 360 degree rotation without any tangling or twisting, and the snap hook will securely clip onto your hammock or swinging chair. You can easily install this spring set to your hammock chair without any tools. 4 ComponentsIt has 2x M10 Snap Hooks, 1x Suspension Spring and 1x 360 Rotatable ring, total length is 45cm.