Extend your wall-mounted wire shelving with these easy-to-use add-on kits. Each kit comes with one double bracket and an extra shelf so you can create a long, continuous rack of shelving for your walls. Each of these shelves holds up to 200 pounds of evenly-distributed weight and are perfect for garages, kitchens, stockrooms, or virtually any other area where you need to free up room on the floor by creating more wall storage.