High-quality stainless steel, the hardware is made of 304 stainless steel, 5mm thickened material, the screw and nut are also made of stainless steel, not easy to deform, strong bearing capacity, not easy to rust and corrosion, high hardness, to ensure safe use, even if it is used for a long time, it can still maintain the original quality, safe and stable, the sandbag hanger has high-quality rotating bearings, so that the heavy coat hanger rotates smoothly and quietly, the independent design will not be easily tangled during your workout, and will not tilt even during fast and intense workouts, allowing you to provide a better experience when exercising, smooth rotation, innovative bearing design can rotate quickly to enhance fluency, 360-degree rotatable design, increase the flexibility of practice, all-round movement, our boxing sandbag stand is full of innovative and safe and stable design, widely used, this heavy-duty ceiling stand is suitable for workouts anywhere indoors or outdoors, perfect for boxing, Olympic rings, MMA and Muay Thai, can also be used for yoga swing ceiling stand, this is a tailor-made product for your gym, easy to install, we come with 2 wood screws and expansion particles, without too many complicated tools, you can fix the sandbag hanger to any wooden beam and concrete ceiling, it only takes a few minutes to install, for hanging your gym equipment firmly, if you have any questions, please contact us in time, your satisfaction is our top priority.