Upgradable to carry additional display: No, Material: Aluminum, Color Options: Silver, Desk fixing options: Freestanding base included, Minimum desk thickness: Any, Maximum desk thickness allowed (inches): Any, Spring-assisted height adjustability: No, Rotation around pole: No. The VFS-DV freestanding desk mount is designed to mount two screens one on top of the other. Both monitors can be independently adjusted up to 20° in any direction and rotated between landscape and portrait screen orientations.