THESE HEAVY GAUGE STEEL SHELVES HOLD PLENTY OF HEAVY MATERIALS INCLUDING JIGS, FIXTURES, DIES AND MORE. STEEL SHELVING IS MADE WITH RIGID 2″ X 2″ ANGLE POSTS. INCLUDES 4 SHELVES REINFORCED WITH FLANGED CHANNEL CONSTRUCTION. STEEL SHELVES ADJUST AT 1″ INCREMENTS AND FEATURE 3,000 LB. SHELF CAPACITY. GRAY ENAMEL FINISH. EASY ASSEMBLY.