THE SINGLE MONITOR DESK MOUNT IS ENGINEERED FROM AIRCRAFT GRADE ALUMINUM AND INJECTION MOLDED PLASTIC FOR UNPARALLELED DURABILITY AND SMOOTH ADJUSTMENTS. THE INTEGRATED HIGH PERFORMANCE GAS LIFT SPRING POWERED ARM IS OPTIMIZED FOR HOLDING A MONITOR UP TO 20 LBS. AND MAKES SWIVELING TILTING AND ROTATING DISPLAYS EASY. THE SINGLE MONITOR DESK MOUNT INCLUDES A DUAL USB 3.0 PORT HUB IN THE BASE WHICH ARE CONVENIENT FOR CONNECTING KEYBOARDS MICE USB FLASH DRIVES OR FOR CHARGING AND SYNC WITH OTHER DEVICES. THE 6' USB CONNECTION SUPPORTS ROOM FOR STANDING DESKS EVEN WHEN THE COMPUTER IS SITUATED ON THE FLOOR. THE MOUNTING HARDWARE SUPPORTS CLAMP INSTALLATION ON DESKS UP TO 3 INCHES THICK WITH WIRE ROUTING FOR A CLEAN SEAMLESS LOOK. THE MOUNT CAN ALSO BE CONVERTED TO GROMMET INSTALLATION FOR SECURE MOUNTING TO STANDING DESKS WITH PRE-DRILLED GROMMET HOLES.