Three Shelf Presentation CartKeeps your laptop and other equipment at just the right height. All steel construction provides dependable performance.Top shelf measures 20w x 16d; middle shelf is 16 1/4w x 15 1/2d and bottom shelf is 18w x 18d. Grommet holes keep cables neat. Heavy-duty, 3" casters (two locking) for easy mobility. Color: Black; Capacity (Weight): 300 lbs.; Caster/Glide/Wheel: Four 3" Swivel Rubber Casters (2 Locking).