BeneLabel Wall Mount Heavy Bag Hanger perfect for Boxing, Punching Bag, Sandbag, MMA, Muay Thai or any of your favorite contact sports heavy bag training. Suitable for the home gym, commercial gym or health club.EASY INSTALLInstall on WoodThis requires you to first understand how to use the wood screws②Pre-drill 6 holes in the wooden beam, it is recommended to use a drill bit smaller than 0.2"③Pass the screw through the hole in the base of the bracket, and use a wrench or electric drill to tighten the screwInstall on ConcreteThis requires you to first understand how to use the expansion sleeve②Drill 6 holes on the wall and screw the expansion screws in to complete the installationUse carabiner to connect sandbags, speed bag that need to be hungPACKING LIST1 Heavy Bag Stand6 Expansion Screws6 Wood ScrewsATTENTIONIts maximum weight is 800 LB. Be sure the surface to which you are mounting can support the weight and forces involved.In order to use safety, pls check thread rod and nut are weled together. Regularly check if the fitting is deformed.If you are dissatisfied with any reason, return your order for 30-Days for full refund. Keeping you satisfied and providing you with the friendliest customer service is our number one goal. Better products, and the best in customer satisfaction.