Alera Single-Tier Rolling File Cart, 24"W x 14"D x 21"H, Black: * Mobile files help keep paper work handy when you need it and out of the way when you don"t * Four 2" hooded casters, 2 locking * Bottom shelf adjusts in 1" increments and is rated at 250 lbs * Assembles without tools * Accommodates letter size hanging files * Convenient, space efficient, side-by-side filing