Mobile files help keep papers organized and handy when you need them and out of the way when you don’t. Accommodates letter size hanging files. Versatile front to back or side to side filing. Four 2″ hooded casters, two locking. The bottom shelf adjusts in 1″ increments and is rated at 150 lbs. Assembles quickly and easily, without tools. Hanging file folders sold separately. Single-Tier File Cart?Side-to-side filing bin. Material(s): Metal Wire; Tubular Metal; Overall Material Type: Metal; Color: Black; Color Family: Black.