Ergotron 45-362-026 - LX Sit-Stand Extension
The Ergotron 45-362-026 LX Sit-Stand Extension is used to add a second extension to your LX sit-stand keyboard arm and increase its reach by 11.7" (30 cm). It also works with the interactive arm, LD if you want to give it another point of rotation while extending the distance your TV can span.