Maximize your storage space by putting your wire shelving on a movable track. With sliding tracks, you can pack your shelves close together to save space. Tracks and wire shelving are not included. To ensure stability, the maximum height for 18"d high-density mobile wire shelving is 72"h. Attaches wire shelving to tracks for smooth gliding across floor Cuts construction costs and increases storage areas up to 150% Patented design for easy installation Allows for load capacity of 1,500 lbs per wire shelving unit Complies with FDA, ADA regulations Availability:Usually Ships in 1 Week