4 Shelf Boltless Shelving Units

4-Shelf Boltless Shelving Units from Material Flow are built for fast assembly and strong, reliable storage. These tool-free shelving systems use a rivet-lock design that lets you snap each level into place—no bolts, nuts, or complicated tools required. Perfect for warehouses, stockrooms, garages, and retail backrooms, these 4-shelf units offer balanced capacity and adjustable height to suit your changing storage needs. Durable steel construction makes them ideal for parts, tools, boxes, and supplies.