1. Ergotron LX Desk Monitor Arm
Ergotron
The best single monitor arm for home office and professional use. 3kg (25 lbs) and Height range: 13 inches of vertical travel. One caveat, most expensive option in the standard arm category.
- Supports monitors up to 34 inches / 11.3kg (25 lbs)
- Height range: 13 inches of vertical travel
- Recline: 75 degrees backward, 5 degrees forward
- Rotation: 360 degrees
- Internal cable management
- C-clamp or grommet mount
Pros
- Zero drift, monitor stays exactly where you place it after correct spring tension setup
- Internal cable management routes cables through the arm, not alongside it
- Build quality justifies the price, no plastic flexing, all aluminum and steel
- Supports up to 34-inch ultrawide monitors (confirmed with LG UltraWide)
Cons
- Most expensive option in the standard arm category
- Initial spring tension adjustment requires hex key and a few test positions
- Pole extension required for dual-monitor setups (sold separately)
Best for: buyers who want the best overall package
