TENNSCO Z-LINE DOUBLE-RIVET SHELVING LIGHT TO MEDIUM DUTY UNITS 4 SHELVES, 3 OPENINGS - WITH PARTICLE BOARD DECKING ADD-ON UNITS Product No.   HZA7-4218A-4D Size W x D x H   42 x 18 x 84" Cap. (lbs.)   450 Wt. (lbs.)   92 Price Ea.   $74.53 Quantity: