The Metro TTM18K3 Track Shelving Kit is designed for efficient storage solutions. This Super Erecta® Top-Track Mobile Unit Kit features 18-inch wide epoxy-coated corrosion-resistant posts, enhanced with Microban® antimicrobial protection for improved hygiene. The kit includes durable casters and caster channels for smooth mobility, along with donut bumpers and roller bearing assemblies for stability and ease of use. One kit is required per mobile unit, with shelves sold separately, allowing for customizable storage configurations to meet your specific needs.