Ergotron
LX Dual Stacking Arm
Best dual-screen mount for professionals seeking a clutter-free, ergonomic workspace.
Elevate your workspace with the Ergotron LX Dual Stacking Arm, designed for dual-monitor or monitor-notebook setups. Crafted from durable steel and aluminum, this versatile arm maximizes efficiency by freeing up valuable desk space. It offers extensive adjustability, allowing displays to extend up to 25 inches and effortlessly rotate between landscape and portrait orientations. Engineered for longevity with patented Constant Force technology, it ensures smooth, reliable height adjustments for years to come. Integrated cable management keeps your setup neat and organized, promoting a clutter-free and productive environment.
$489.00
More LX Options
Owner Satisfaction
4.7
/ 5
Category Rank
28
/ 1986
#28 in TV & Monitor Mounts
Price vs Category Average
+91%
Above average
Capacity
1840.
/ Supports up to kg ( lbs) total weight
Who it's for
- Coders and analysts needing vertical screen real estate
- Professionals seeking long-term reliability and smooth adjustment
- Users requiring precise screen positioning for ergonomic comfort
Who should skip it
- Budget-conscious shoppers looking for affordable mounting solutions
- Users wanting a quick, plug-and-play installation experience
- People with limited desk depth or restricted overhead space
Performance breakdown
Build Integrity
Industrial-grade steel and aluminum ensure long-term stability for heavy monitors.
Ergonomic Adjustability
Constant Force technology makes repositioning screens feel fluid and effortless.
Space Efficiency
Stacking design effectively reclaims significant desk real estate for cleaner workflows.
Installation Versatility
Dual mounting options accommodate almost any desk configuration with ease.
Cable Management
Integrated channels keep cords hidden for a polished, distraction-free workspace.
Motion Range
Extensive reach and rotation provide excellent flexibility for complex viewing angles.
Key Specs
Capacity
Supports up to 18 kg (40 lbs) total weight.
Max Screen Size Supported
Up to 24 inches.
Lift Range
13" (33 cm).
Extension Range
18" (46 cm).
Rotation
360 degrees.
Tilt Angle
75 degrees.
Mount Type
Desk Clamp and Grommet Mount.
Material
Durable steel and polished aluminum construction.
Features
- Supports dual displays or a monitor and notebook.
- Extends screens up to 25 inches.
- Effortless landscape to portrait rotation.
- Reclaims valuable desktop space.
- Integrated cable management for a tidy setup.
- Durable steel and aluminum construction.
- Smooth, reliable height adjustment.
- Tested for 10,000 cycles.
What customers say
This dual stacking arm earns high praise for its exceptional build quality and superior ergonomic flexibility. Users consistently note the robust construction, confirming its long term durability justifies the investment. The key feature is its flawless ability to stack two monitors vertically, significantly optimizing desk space and workflow efficiency. While initial setup requires careful tension adjustment, the resulting stability and smooth movement are highly valued. Despite the premium price, customers view this as the gold standard for dual monitor solutions, prioritizing unparalleled quality and longevity for enhanced productivity.
Know before you buy
Yes, the LX Dual Stacking Arm is designed to support either two monitors or a combination of one monitor and one notebook. You will need a separate notebook tray accessory to secure your laptop safely.
This arm is officially rated for monitors up to 24 inches. It is important to ensure your combined display weight does not exceed the 40-pound total capacity limit.
The desk clamp is highly versatile and fits most standard office desks. For installation, ensure your desk surface is sturdy enough to support the weight of the arm and your displays.
The arm uses Ergotron’s patented Constant Force gas spring technology. This allows you to adjust the height of your screens with a light touch, and the arm will hold them securely in place without needing knobs or levers.
Yes, as long as your monitor features a standard 75 x 75 mm or 100 x 100 mm VESA mounting pattern, it will be compatible with this arm.
Absolutely. The mount supports full 360-degree rotation, allowing you to easily switch between landscape and portrait orientations depending on your workflow needs.
Still have a question?
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