Company Open Top Mobile File- w-4 Casters- 14-.75in.x28in.x26in.- Black Versatile file cart with open top offers a contemporary look. Designed to accommodate letter-size or legal-size file folders. Features additional pockets on either end for active files and oversized swivel casters (two locking) for easy mobility. Bottom shelf provides additional storage. File cart holds a total of 20 lb. with a 100 lb. capacity per level. Design allows cart to slide easily under work surface when not in use. Open top mobile file is made of steel.