Triple Monitor Stand: Supports three monitors from 17" to 24" in size and up to 15.4 lbs each. Detachable mount plates compatible with VESA 75x75mm and 100x100mm. Ergonomic Design: Adjustable arm offers +/-45° tilt, +/-90° swivel and 360° rotation. Set up a best viewing angles to reduce eye and neck strain. 2 Installation Options: Can be installed via heavy-duty "C"-clamp (for desk surfaces from 0.39" to 3.3" thick) or grommet mount (fits through-hole up to 1.6" thick). Integrated Cable Management: Cable clips on the pole and arm to Keep cables neat and organized. Lifetime Warranty: The package comes with the necessary hardware and installation manual. If there is a quality problem with the product, please feel free to contact us, we will provide you with the most satisfactory solution.