ULTRARM Extra-Tall Extension Arm [Accessory Only - Requires MA12P-S Single Monitor Arm for Use] Dual 40" Vertical Stacked Monitor Mount Height Adjustable - 100x100 VESA Mount, Black, MA12P-A

["[Accessory Only - Requires MA12P-S Single Monitor Arm for Use] Extra-tall 33.4 in maximum height range raises your monitor above desk clutter, opening vertical viewing space and improving eye-level alignment for tall, ultrawide, and stacked screen setups.","Built for Any Monitor Style, Flat to 1000R Curved - Supports 17–40 in flat and curved monitors, including 1000R, 21:9, and 32:9 ultrawide formats. Each arm holds 2.2–26.4 lb with stable full-motion movement.","Next-Gen Motion Control, Smooth and Effortless Adjustments - Gas spring enables fluid height changes, while the mechanical spring structure delivers consistent, stable tilt feel without drift. Designed for confident adjustments on heavy ultrawide monitors.","Grow & Elevate Your Setup, From Single to Quad - Modular design lets you expand from one screen to dual, triple, or quad monitors on the same pole. Position screens higher for sharper viewing angles without replacing your MA12P-S base mount.","IMPORTANT NOTICE - MOUNTING BASE AND POLE ARE NOT INCLUDED IN THIS PRODUCT."]