Heavy-duty gym-quality Punch Bag wall bracket made from welded 16-gauge powder-coated steel for added strength is perfect for indoor and outdoor training activity! The reinforced steel arm protrudes 42 CM from the wall and can withstand heavy bags. Three-bolt points, 2 on top across (18 Inches) and 1 aligned 37 CM below, attach perfectly into brick or block walls. A tough steel construction bracket with a tough hook allows you to place and remove the punchbag with little effort.