Metromax vented plastic shelving,various sizes. I have 3',4' + 5' wide,I have them with casters or feet,Most are 2' depth. They range in height from 60" to 84". Most have 4 shelves,3 are vented, with the bottom being solid. They are used,have some dust and stickers on them from previous use and storage.All grids,dividers,stops are optional,selling the units with 4 shelves and casters or feet....arizona -> phoenix -> Restaurants