LARGE CAPACITY UP TO 551LB- Rated over 551lbs/250kg capacity. You can rest assured whatever you want to hang, the punching bag chain will be safely suspended, ready to offer you fun and relaxation for a long time. CORROSION RESISTANCE & HIGH HARDNESS- All parts of the punching bag hanger set are made of high quality 304 stainless steel, safe and strong, corrosion resistance, high hardness. Providing a more stable, smoother and safer suspension. 360 DEGREE SWIVEL- The heavy bag 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. VERSATILE MOUNT FOR INDOOR & OUTDOOR- The durable hanging bracket set is suitable for indoor or outdoor. You can comfortably enjoy boxing bag, swing chair, aerial yoga straps, gym rings and outdoor hammocks, swings, sun shade sail and more. PACKAGE CONTENT- Package content: 2 x stainless steel carabiners, 1 x stainless steel heavy duty spring, 1 x stainless steel swivel hook with 360 degree rotation. Free to assemble for fulflling multiple purposes.