This product is either discontinued or we cannot get that from suppliers.
Material: Aluminium, Spring assisted height adjustability: No, Rotation around pole: 360°, Tilt adjustment: +45 /- 25°, Landscape to portrait screen rotation: Yes, Height adjustable: Yes.
The AWMS-4640 is a single 460mm monitor arm attached to a 400mm post. Display height, optimal viewing angle and orientation can be set to individual requirements.