For sale as I no longer need it. Non-smoking environment. No pets. Compatible with the brackets of the ERGOTRON LX monitor arm. Used as a long pole for a configuration of three or more screens. Note: Please be aware of minor scratches from use. Please refrain from purchasing if you are overly concerned about used items. https://www.thanko.co.jp/view/item/000000000020?category_page_id=ct29