The Metro TTS17NA Top-Track Overhead Track Shelving Track Set is a 17-foot solution designed to maximize your storage space. Ideal for laboratories and other environments needing high-density storage, this silver aluminum track set allows for a movable aisle, providing full access to all your stored items. Increase your storage capacity by up to 40% with this easy-to-clean and versatile system. Orders over $7,000 may qualify for free shipping; Contact us for details.