Ergotron LX Pro Premium Vertical Stacking Dual Monitor Arm - Space

In this review the Ergotron LX Pro Premium Vertical Stacking Dual Monitor Arm is evaluated as a solution for users who need a compact, adjustable dual-monitor setup with a clean desk footprint. The single biggest reason to buy is its vertical stacking design combined with smooth adjustability, which lets two monitors share one desk clamp while still offering independent tilt and rotation. Setup is straightforward and the arm is built to a high standard, making it a sensible choice for home offices and shared workstations where desk space and ergonomics matter.

Key Features

• Broad compatibility: Fits two screens up to 24 in diagonal and supports 4 to 22 lb per monitor so it works with most small to mid-size monitors.
• VESA support: Compatible with 75x75mm and 100x100mm patterns to attach common monitor models without adapters.
• Versatile mounting: Includes a two-piece desk clamp that fits desks 0.4 to 2.4 in thick, making installation possible on a wide range of work surfaces.
• Extensive adjustability: Raise monitors up to 20 in above the worksurface with 13 in of lift, plus 360 degree rotation and 85 degree tilt for personalized viewing angles.
• Sleek cable management: Built-in cable routing keeps wires tucked away to preserve a clean, professional workspace.
• Durable construction: Backed by long-term quality testing and a 10-year warranty for reliable, long-lasting use.

Who It's For

The LX Pro Premium is best for professionals, remote workers, and creatives who use two smaller monitors and need to reclaim desk space while improving ergonomics. Its stacking layout is especially useful for trading desks, coding stations, or compact home offices where side-by-side placement is impractical.

Those who need very large displays, extreme weight capacity beyond 22 lb per arm, or who prefer a single low-profile ultrawide monitor should look elsewhere. Also, users who require an included grommet mount should note that accessory is sold separately.

Pros & Cons

Pros

• Well-built hardware with smooth, easy movement and independent adjustment for each monitor.
• Flexible mounting options and wide VESA compatibility make it easy to fit most small to medium monitors.
• Effective cable management and a clean, modular design improve workspace aesthetics.

Cons

• Grommet mount is not included and must be purchased separately if that mounting style is required.

Specifications

Compatible screen size	Up to 24 in diagonal
Weight capacity	4 to 22 lb per monitor
VESA patterns	75x75mm and 100x100mm
Height adjustment	Raise up to 20 in with 13 in of lift
Tilt and rotation	Up to 85 degrees tilt and 360 degrees rotation
Mounting options	Two-piece desk clamp (0.4 to 2.4 in thick); grommet sold separately

Our Verdict

The Ergotron LX Pro Premium Vertical Stacking Dual Monitor Arm is a smart buy for users who need a sturdy, space-saving way to run two monitors under 24 in. It blends reliable build quality, broad compatibility, and generous adjustability into a package that improves posture and reclaims desk area, making it good value for people who prioritize ergonomics and a tidy workspace.

Frequently Asked Questions

Will this fit my monitor?
It fits monitors up to 24 in and 4 to 22 lb with VESA 75x75mm or 100x100mm mounting patterns.

Can I mount this through a grommet hole?
Yes, but the grommet mount is an optional accessory sold separately; the package includes the two-piece desk clamp.

How much vertical adjustment does it offer?
The arm can raise monitors up to 20 in above the worksurface and provides 13 in of lift for flexible positioning.