This is Heavy Duty LCD Arm with Desk Mount, Extremely sturdy arm with desk mount effortlessly supports monitors up to 54 lbs, For an exceptionally strong and durable monitor mount, choose the 9105-FM Heavy Duty LCD Arm. This steel arm can effortlessly support monitors up to 54 pounds! Includes our spring-assist monitor tilter for effortless monitor motion. Ideal for large LCD's as well as data-entry applications, where the will support both monitor and keyboard tray. Includes our 8318 Flexmount, which provides options for clamping or bolting to desk or counter.