Stack-on hutch adds overhead storage for 48" wide desks & credenzas in the Lorell Commercial Steel Desk Series with commercial-quality performance & components. Use the two wire-management grommets & included hardware to mount it onto a desk or credenza of the same size. Stack-on hutch is a great solution for small & large work spaces that need to store materials above the worksurface but still within reach. Built-in cord management provides easy access to power & data while minimizing clutter. Steel construction withstands heavy activity & relocation. Flipper doors are sold separately. Hutch is not intended to be used freestanding.