The SMAI Punching Bag Wall Bracket is made to hold any size punching bag and can be attached to SMAI rigs or be secured to a load bearing wall using M16 dynabolts or concrete screws. To give you optimal room to get in and around the bag, the bracket hangs your punch bag 860m out from the base. For installation you must have a load bearing wall in order to install this product with concrete or brick recommended. Specifications Dynabolts, bag hook and high tensile mounting screws included Material