Double monitor arm with double extension offers a stylish, ergonomic design that holds two monitors and delivers swift movement with easy adjustment, 360-degree pivot and 105-degree tilt. Arms adjust independently. Increase or decrease tension with built-in tool. Built-in internal cable management allows cables to route neatly under the arms. Quick-release mechanism allows easy installation and removal of the monitor and arm. The universal base may be used as clamp that adjusts to a tabletop thickness up to 4" or grommet mount that ranges from 3/4" to 3". Grommet adjusts to tabletop thickness of 7/8" to 1-1/2". The 12-3/4" high post mount is designed for two monitors up to 22 lb. each and includes two extension brackets per arm. Maximum monitor width is 20". Double-extension monitor arm is made of aluminum alloy and strong metal material and includes mounting hardware.