The 3 pc. Wall mount cantilever rack are durable steel racks to store lumber, rods, dowels, metal bar stock, and more. The 6 in. Arms can support up to 150 lbs. When evenly distributed across the set of three. The 10 in. Arms can support up to 75 lbs. When evenly distributed across the three. The 12 in. Can support up to 48 lbs. When evenly distributed across the three. Each has a 2.5 in. End stop that keeps from rolling off the rack. Locking pins secure each bracket to your storage rack and pre