Ergotron WorkFit-TL Standing Desk Converter, Dual Monitor Sit Stand Desk Riser for Tabletops 37.5 Inch Width, Black

Extra-large worksurface: 37.5 x 23-inch worksurface comfortably supports two monitors or a monitor and laptop; easily accommodate a standard keyboard and mouse on the 27 x 11-inch keyboard tray; supporting 10 to 40 pounds, this desk effortlessly holds all the essentials
Easy,
stable movement: Offers 15 inches of no-sway lift straight up and down; hand-brake lever allows for smooth, quick adjustments; keyboard and mouse tray moves in tandem with worksurface and is positioned 4.5 inches below it, maintaining proper ergonomic spacing
Instant upgrade: Reinvent office space by turning your tabletop into a dynamic sit-stand workstation, adding comfort and movement to your day; seamlessly integrate your displays with WorkFit Dual Monitor Kit (97-934), WorkFit Monitor and Laptop Kit (97-933) or WorkFit Single Monitor Kit (97-935)
Out-of-box-design: Get up and moving around your workspace in minutes with no assembly, mounting or clamping required; includes desk converter, non-slip pads, cable management sleeve, cable clips and zip ties