Create a personalized system - add one or more pockets using unique bin connectors sold separately to adjust space between files. Put together a combination to maximize your organization and efficiency. 3-7/8 Deep files provide extra capacity. with four bin connectors to adjust spacing between files. Wall mount (hardware included) or hang with Partition Hangers sold separately. Global Product Type: Hanging File Systems-Expandable Multiple Pockets. Hanging File Systems Type: Expandable Multiple Pockets. For File Size: Legal. Overall Height: 13 . Width: 16.4 . Depth: 3.90 . Number of File Pockets: 3. Color: Black. Material: Plastic.