TENNSCO Z-LINE DOUBLE-RIVET SHELVING LIGHT TO MEDIUM DUTY UNITS 4 SHELVES, 3 OPENINGS - WITH PARTICLE BOARD DECKING ADD-ON UNITS Product No.   HZA7-4212A-4D Size W x D x H   42 x 12 x 84" Cap. (lbs.)   450 Wt. (lbs.)   71 Price Ea.   $68.32 Quantity: