HIGH CAPACITY BOLTLESS RACK WITH WOOD DECKING – ADD-ON UNIT THIS 48″W X 36″D X 84″H UNIT HAS HORIZONTAL BEAMS THAT ARE ROLL-FORMED TO A Z-PROFILE FOR ADDED SHELF CAPACITY. THE WOOD DECKING SITS FLUSH TO BEAMS FOR A NEATER APPEARANCE AND INCREASED STABILITY. HEAVY DUTY RACKS HAVE 2-1/4″ X 1-1/2″ X 14-GAUGE UPRIGHTS. LEVELS ADJUST AT 1-1/2″ INCREMENTS. STURDY WOOD DECK IS PRECUT 5/8″ PARTICLEBOARD, AN ECONOMICAL CHOICE FOR DECKING. TAN BAKED ENAMEL FINISH. ADD-ON UNIT INCLUDES 2 T-POSTS, BEAMS FOR 3 LEVELS AND DECKING. 1500 LB. SHELF CAPACITY