Description
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Product description
The LX Dual Stacking Arm, Tall Pole Delivers Expansive Viewing Options
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This multi-monitor mount lets you position two large screens separately for finding your best view and leverage a new level of flexible working. The LX Arm Extension and Collar Kit accessory supports the addition of a third or fourth display expanding productivity.

Includes Two Attachment Options
Two-Piece Clamp attaches to the back or side of the desk and requires no tools for installation; requires minimal space for installationGrommet Mount allows arm mounting through a hole in the desk surface for a streamlined workspace 
Setup Is Easy
Straightforward assembly; quickly set up and adjust monitors for a custom viewing heightIn the box: two LX arms and extensions, 23-inch pole, heavy-duty two-piece desk clamp base with dual screws, two pole collars, two caps, grommet mount plate and hardware, monitor mounting hardware
Compare Ergotron Monitor Arms
- Broad compatibility: Fits two screens up to 40 inches and 7 to 22 pounds each; compatible with VESA patterns 75x75mm and 100x100mm
- Everything you need: Includes two LX arms and extensions, 23-inch pole, heavy duty two-piece desk clamp for surface edges 0.63 to 2.6 inches thick, grommet mount plate and hardware for installation through a desktop hole, two pole collars, two caps and mounting hardware
- Comfortable workspace: Find your best view for each project with 13 inches of lift, rising 31.7 inches from the desktop; customize how you work or collaborate at your workstation with 360 degrees of rotation and 75 degrees of tilt
- Flexible working: Easily stack screens one over the other or position to either side; up your screen count and productivity with three or four displays using the LX Arm, Extension and Collar Kit accessory (98-130-224); free up more of your worksurface with thoughtful cable management
- Built to last: Extensive quality testing ensures your display stays stable and secure; Ergotron products set the standard for quality with a 10-year warranty and expert technical support



















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