Ergotron · Monitor Arms
Ergotron LX Desk Mount LCD Arm (Matte Black)
Premium single arm with Constant Force motion and a 10-year warranty
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The Ergotron LX is the premium single-monitor desk arm most people mean when they want rock-solid adjustability. Constant Force motion, clamp or grommet mounting, support for many screens up to about 34", and Ergotron’s long warranty justify the higher price for daily height changes.
About $210
Pros
- Smooth Constant Force lift you actually use daily
- Excellent stability for productivity monitors
- Clamp and grommet kit included on most LX listings
- Industry-leading warranty reputation
Cons
- Premium price for a single arm
- Dual setups need a second arm or a dual LX variant
- Verify weight range (typically ~7–25 lb) for ultrawides
Who it's for
Anyone who adjusts monitor height often and wants a long-term single-arm investment.
Specs
- Screen size
- Up to ~34 in (typical)
- Load
- ~7–25 lb class
- VESA
- 75×75 / 100×100 mm
- Lift
- ~13 in vertical
- Warranty
- Up to 10 years (see listing)
Keep reading
- Guide: How to choose a monitor arm
- Compare: Monitor arm comparison
Ready to buy?
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Pairs well with
Related picks from the same desk ecosystem — not random upsells.
Ergotron LX Desk Mount LCD Arm (Matte Black)
About $210