With 2 heavy-duty shelves rated at 1,500 lbs. capacity each, you can build the garage system you always wanted. Each includes one coated wire deck and one rugged composite wood deck to provide the versatility to store items of varying size. Glass-filled nylon feet protect your floors from scratches and elevate the rack to prevent rusting. The 22 in.-deep rack provides a uniform depth that matches CRAFTSMAN 3000 Series tool chests to provide a seamless solution for all of your garage storage. Partially preassembled components make setting up these racks a breeze. Build high or build wide with the included stacking plates; these racks are stackable up to 3 units (96 in.) high vertically and linkable horizontally with any CRAFTSMAN rack that item number begins with CMXMSAJ9 to allow you to configure your garage storage to fit your space.