4 Layer Adjustable Pallet Light Duty Boltless Shelving Racks Clear some clutter out of your utility room, workroom, or garage and keep all your tools and supplies right where you can find them with the 5-Shelf 3000 Pound Adjustable Storage Rack Shelves. Easy to assemble, this shelving unit features a rivet locking design for bolt-less assembly. The robust construction with riveted beams and braces lock into corner post rivet holes, and the rivet holes are punched at 1.5 increments so you can customize shelf height. The whole self unit stands at 48 inches wide and 72 inches high for a design that maximizes space. The racks are crafted out of heavy-duty powder coated steel to stand up to heavy use for years to come. Invest in the Edsal 5-Shelf 3000 Pound Adjustable Storage Rack Shelves for the gift of storage that keeps on giving.