This product is either discontinued or we cannot get that from suppliers.
ERGOTRON 45-235-194 Neo-Flex Extend LCD Arm, For up to 30" Screens, Capacity Up to 20 lbs, Easily Tilts, Pans, and Rotates, VESA MIS-D, Lock-out feature, height adjustment on pole, Includes two (2) extensions, LCD energy pivot, desk clamp base, grommet mount base, SILVER
Ergotron 45-235-194 provides easy flexibility to your monitor. Start by choosing any install point on the vertical pole to place your screen at the most comfortable height for you.