The Metro TTA21K4 Track Shelving Kit features a Super Erecta® and Super Adjustable Top-Track design, providing a robust and versatile storage solution. This kit includes 21"W shelving and 86"H Metroseal Gray epoxy-coated posts, which are corrosion-resistant and equipped with Microban® antimicrobial protection for enhanced hygiene. It comes complete with hardware for securely connecting intermediate units to the track on both sides. Please note that shelves are sold separately, allowing for customizable configurations to meet your specific storage needs.