Alera ALEFW601424BL Single-Tier Rolling File Cart, 24W x 14D x 21H, Black Mobile files help keep paper work handy when you need it and out of the way when you dont Four 2 inch hooded casters, two locking; Bottom shelf adjusts in 1inch increments Single-Tier File Unit; Wheels glide with ease for mobility and lock for stability; Color: Black Strong lower shelf supports up to 150 lbs; Side-to-side filing only Assembles without tools; Meets or exceeds ANSI/BIFMA Standards Overall Dimensions: (WxDxH) 24 x 14 x 21 inches