The FPMA-D9POLE will replace your existing monitor pole of 40 cm and makes it possible to raise the height of your monitor screen up to 100 cm. Ideal to increase the height of the screen to a respectable 100 cm. Using this pole not only allows enormous height adjustment but multiple screen mounts as well. The pole can be mounted to the ceiling creating a ceiling mount. The diameter of this pole is 3 cm. The pole is supplied without desk clamp.