Ergotron 45-241-026 Mounting Arm for Flat Panel Display - 24 Screen Support - 20 lb Load Capacity
Brand new, monitor in main picture not included.
The product features durable polished aluminum construction, a 13-inch vertical lift range, and supports monitors up to 34 inches and weighing between 7 to 25 lbs (3.2 to 11.3 kg)