Dent resistant, rustproof, and capable of handling up to 200 lb per shelf. NOTE: Rail systems can be installed to hang AkroBins, Insight bins, or steel-frame small-parts cabinets under the cart. Light assembly required.Features - High-density structural foam construction - Hinged side gates (both shelves) flip up/down for flat-top/box-top conversions - I-beam posts for easy loading/unloading bottom shelf - Lockable, non-marking wheels - Gray - 1/Each