42W Sit to Stand Return attaches to either side of the 72W Office Desk with Drawers to form an L shaped configuration Lift-n-Lock Desktop can be set at 3 standing height positions: 35, 38 or 41 inches and easily returns to seated height Desktop includes a convenient wire management grommet to keep cords and cables out of the way File drawer opens on full-extension ball bearing slides and accepts legal and letter size documents Box drawer provides storage for office supplies and utensils Transitional styling includes tapered leg accents, a variety of elegant finishes and contemporary metal hardware Fixed desk meets ANSI/SOHO standards for safety and performance Mechanical lift system has been rigorously tested to meet Bush Furniture's quality standards Backed by a 6 Year Manufacturer's Warranty American made with U.S. and imported parts