Dolibest Punching Bag Hanger, Boxing Ceiling Hook Punch Holder 4 Hole Swing Bracket 360 Swivel with Carabiner & 4.5mm Spring for Gym Heavy Hammock Wood/Concrete Wall Beam Mount, up to 350lbs

【Suitable Scenes】: 360-degree swivel swing mounting kits provides a wider range of using like hanging heavy boxing punching bag, playgrounds swing set, porch swings, hammock chairs, indoor swing etc.. 【High-quality】: The hanger set is made of high quality material. The 5mm's thickness bracket base is machined by CNC cutting craft, which is much stronger than other welding product. 【Durable & Sturdy】: 4 mounting holes is more stable and safer, up to 350lbs. 【Easily Installation】: Easy to install with included hardware set. Widely used for wall wood/concrete ceiling and flat surface. 【Satisfaction Guaranteed】: Please contact us freely if you have any query. If you are dissatisfied with any reason, full refund within 30-days return. return your order for 30-Days full refund.