Chrome Steel Wire Shelving Rack For Storage 74" High x 18 x 72" With 4 Shelves . $181.80. Weight capacity of 800#'s per shelf evenly distributed. You can add wheels to make the unit go mobile. Contact us for additional accessories to maximize the use of you shelving unit. Justshelfit.com sells high quality and affordable multipurpose 74" high wire chrome shelving rack for storage.