Heavy-duty all steel construction with silver paint. Five steel shelves can be used flat or inclined. Waterproof and perforated shelves for ventilation. Smooth post design with hidden assembly. Z-shaped beams provide strength and rigidity. W x L: Shpg. Wt.: 48 x 24 x 78 116 lbs.48 x 18 x 78 99 lbs.36 x 24 x 78 95 lbs.36 x 18 x 78 82 lbs.