Add space-efficient sliding tracks for your wire shelving units to condense storage. This track allows skates to effortlessly glide shelves across the floor to save room. Skates and wire shelving are not included. To ensure stability, the maximum height for 18"d high-density mobile wire shelving is 72"h. Works with most wire shelving units to create mobile storage in stockrooms and warehouses Cuts construction costs and increases storage areas up to 150% Allows for load capacity of 1,500 lbs per wire shelving unit Complies with FDA, ADA regulations Availability:Usually Ships in 1 Week