The Ergotron LX Pro Premium Monitor Arm is an upgraded version of the popular monitor arm, featuring a single 5-inch pole design in a sleek white color. With a package weight of 5112 grams and an item weight of 3804 grams, this monitor arm is sturdy and reliable for holding your monitor securely in place. The Ergotron brand is known for its quality products, and this model (45 682 290) is no exception, offering a durable and stylish solution for organizing your workspace.