Product details:

Extra Heavy Duty Boltless Shelving with Laminated Shelves Rugged, reliable steel shelving features 1/2 thick white melamine and particleboard shelf decking for a strong, smooth and easy-maintenance surface. Sturdy 14 gauge steel frame uprights and double riveted, extra large crossbeams provide maximum rigidity and shelf capacity. Shelves adjust at 1-1/2 increments. Fast, tool free assembly. Long lasting baked enamel finish.