Material: Aluminium and plastic, Colour Options: Silver, Desk fixing options: Bolt through and desk clamp options included, Spring assisted height adjustability: No, Rotation around pole: 240° rotation at shoulder, Pan adjustment: 180° at the display head, Landscape to portrait screen rotation: Yes. The AF-AT-D is designed specifically for users who require a dual monitor configuration and will revolutionize any workspace. Monitors can be set to ideal heights and ball bearing arm joints ensure smooth, long-life operation.