The Metro LBTM21Q3 Track Shelving System is designed for efficient storage and mobility. This double deep qwikTRAK⢠mobile unit kit features eight 74-inch steel posts for robust support and durability. It includes six V-groove casters for smooth movement and a 21-inch center channel caster assembly for added stability. The kit also comes with bumpers, tie bar brackets, and necessary hardware for easy assembly. Shelves are sold separately, allowing for customization based on your storage needs. Ideal for maximizing space in commercial and industrial settings.