Seville Classics 5-Tier Steel Wire Shelving /w Wheels, 14" D x 30" W x 60" H UltraZinc plating provides necessary corrosion resistance in dry environments Industrial-strength steel wire construction for multipurpose storage Each shelf holds up to 300 lbs. in systems on leveling feet Casters (1.5-inch diameter) allow for easy positioning in the kitchen, garage, or office Shelves are height adjustable by 1-inch increments; no tools required for assembly