This monitor desk mount creates an ergonomic workspace for productivity and supports up to a 40-inch monitor and a maximum weight of 17.6lb (8kg). The robust mechanical spring ensures long-term durability and allows for smooth arm adjustment to suit different ergonomic needs.Top-Down InstallationThe uniquely design desk clamp simplifies installation by enabling users to tighten the clamp from above using a hex key or a hand drill, eliminating the need to go under the desk. In addition, the desk clamp is designed with a C-clamp and grommet mount to accommodate desks up to 2 inches (50mm) thick, providing flexibility for different desk configurations.Height Adjustment with One Smooth MotionMechanical spring-assisted arm enables a height adjustment range of up to 17.3in (44cm) to a maximum height of 24.4in (62cm) with effortless one-touch motion. The monitor arm can extend up to 23.3in (59.4cm) from the base of the desktop mount.Range of MotionArticulating arm enables 180° pan, and the qu