• *Boxing punching bag hanger and heavy-duty bag hanger is made of 5.5mm thick alloy steel.which is strong and non-welded;the surface is galvanized and will not rust.The central support shaft adopts M12 bolts, hardness 8.8
• *The heavy duty steel beam holder can be firmly locks securely bottom width in 2.5" 6.3cm~7.5" 19cm I-beam. With hooks that can withstand 450 pounds
• *The I-beam clamp is equipped with 2 fastening nuts, and the object will not move after being clamped.clamping thickness range 5/6"
• * Can be used to temporarily or permanently fix I-beams, hang some heavier objects under steel beams or ceilings, heavy-duty bag hangers for boxing Muay Thai training; install hammocks under steel beams, etc.
• *If you have any questions, please feel free to contact us, we will solve it for you in time