Platinum Series Dual Monitor Arm features two fully independent adjustable monitor arms for the ideal positioning of your monitors. Innovative gas-spring technology allows effortless monitor adjustment. Intuitive cord-management system helps minimize clutter. Two USB ports located at the base of the product make it easy to connect your favorite devices. Monitor arms are easy to mount. Use a clamp or grommet. Each arm holds a monitor up to 20 lb. It meets VESA mounting standards. More from the ManufacturerQuick fit VESA plate simplifies monitor installationHolds two monitors 27"/20 lbs eachMeets VESA mounting standardsEasily mounts to any desk between ?" and 3?" thick or grommet hole between 3/8"-2-3/4"Innovative cord management system reduces clutterStay charged with two convenient USB charging ports located at the base of the productEffortless adjustment with innovative gas spring technology