VALUED MATERIAL & CONSTRUCTURE - Manufactured of 304 stainless steel with added thickness, robust and corrosion-resistant for extended service life. LARGE CAPACITY UP TO 800LB - The complete set has passed tensile testing and is rated to support up to 800 pounds in a controlled environment. VERSATILE MOUNT FOR INDOOR & OUTDOOR - Durable hanging bracket set suitable for indoor use with boxing bags, swing chairs, aerial yoga straps, gym rings, and outdoor applications such as hammocks, swings, shade sails, and more. 4 IN 1 MOUNT SET - Package includes 1 spring buffer, 1 swivel hook with double eyelets, and 2 lockable carabiners, allowing flexible assembly for various uses. BUY WITH CONFIDENCE - As the manufacturer of these heavy-duty hangers, we ensure high quality and are committed to addressing customer concerns promptly.