Extends LCDs or laptop up to 25' (64 cm) with an adjustment range of 18' (46 cm); push your displays out of the way when not in use Desk clamp attaches to edge up to 2.6' (66 mm) thick; grommet mount attaches through hole 5/16' to 2' (7-51 mm) wide and up to 3' (80 mm) thick Frees up the desktop to increase workspace Easy to use: Simple installation and effortless operation Experience productivity gains. Check out our Multi-Display Payback Calculator-determine the cost benefit associated with adding a second display