Unit dimensions are 18x60x74 1/2. Includes 4 Shelves and 4 Posts. - Shelving, Wire (Super Erecta®) Metro pioneered wire shelving systems with the development of the tapered split sleeve. Using this proven method, shelves can be readjusted at precise 1 (25mm) increments along the length of the numbered posts. All Super Erecta posts come standard with adjustable leveling feet to compensate for uneven floors. Select a variety of post and shelf sizes and finishes to meet your specific needs. Electro-polished, Type 304 Stainless Steel or chrome plated available. Super Erecta shelves provide approximately 76% open area. ESD Classification: Non-Conductive (Units can be made conductive with the addition of aluminum split sleeves.) For mobile applications a drag cable must also be added. --------------------------------------------------------------------------------