Product details:

Extra Heavy Duty Shelving With 4 Shelves Wood Deck 48"W x 24"D x 72"H BOLTLESS SHELVING Extra Heavy Duty (1200 lb. cap.) -- 4-Shelf -- Wood Deck Fast Assembly -- Reconfigures without Tools Expect top performance with rugged steel shelving that features super-strong roll-formed steel framing with positive interlocking beam-and-post connections for quick assembly. All shelf levels also include double-rivet support for added rigidity. This unit includes 5/8" particleboard decking. Levels adjust at 1-1/2" increments and permit 4-way access. 14-gauge steel uprights measure 2-1/4" x 1-1/2". Durable gray baked enamel.