Safco Products 5225 Mobile Rolling Project File, Letter or Legal Size , Gray Mobile project cart for letter or legal size folders 3/4" tubular steel frame with wire file supports Bottom storage shelf with lip Holds up to 12, Safco Products 18" Hanging Clamps Model 50016 or use with hanging file folders Model 5038, both sold separately Steel wire construction with durable powder coat finish and mobile on 4 swivel casters, two locking