Mount an additional monitor to your LX Arm or Tall Pole with the polished aluminum Ergotron LX Extension Arm Kit. It supports displays up to 40" weighing 7 to 25 lb with 75 x 75 and 100 x 100mm VESA patterns, allowing compatibility with most monitors. It provides -70 to 5° of tilt and 360° of rotation, swivel, pivot, and roll adjustments, as well as up to 13" of height adjustment and up to 24" of arm extension, allowing you to position your monitor wherever you'd like within your workspace.

Works with LX Arms and Tall Poles    Adds an Arm to Your Existing Setup    Supports Displays from 7 to 25 lb    Supports Displays up to 40"    75 x 75 & 100 x 100mm VESA Support    -70 to 5° of Tilt Adjustment    360° of Rotation, Swivel, and Pivot    Provides Up to 13" of Height Adjustment    Provides up to 24" of Arm Extension

• Enables your existing LX Arm or Tall Pole to support an additional monitor
• 10,000-cycle test applied to the lift mechanism, ensuring years of trouble-free height adjustment
• Arm can be used with or without the extension, attaching directly to your compatible pole or the end of the extension
• Can be configured to hold a laptop instead of a monitor with the optional Notebook Tray

Related Questions and Answers

Q: 1. What's the longest boom I can attach?

A: It's less about length and more about weight. I regularly boom a shotgun mic out at least 8 feet. It's a pretty solid stand and if you properly counterweight it I'm sure you won't be disappointed.

Q: 2. Can you remove the male M6 on the lower rosette to create a male to female M6? I would like to attack and Tilta Nucleus - M handle. That requires a female connection.

A: Yes, you can remove the male M6 screw on the lower rosette to create a male to female M6.

Q: 3. Will this stand support a White Lighting X3200, and the Paul C. Buff 47in Octabox?

A: Yes this C-stand can support a White Lighting X3200 and a Paul C. Buff 47 Octabox or any softbox and monolight combination up to 22 lbs.

Q: 4. is there a flat side at the point where you'd attach a light strobe to it when you put it at an awkward angle?

A: No, the Avenger D520L 40" Extension Arm does not have a flat end; the rod on the extension arm is round.

Q: 5. Extension arm that can hold my camera

A: If you must you can use , Manfrotto 155 Double Ball Joint Head with Camera Platform B&H # MA155 , depending what camera you are using

Q: 6. As this center is detachable, are there any bases with wheels you can buy and combine with this C Stand?

A: The column of this stand is detachable from the base. For a wheeled base that will fit the column, you've got the Manfrotto 299BBASE Wheeled Light Stand Base with Universal Head B&H # MA299BBASE. Please see the image below.

Q: 7. What is the maximum load the arm can hold?

A: The 40" arm load is limited by how much the stand it is mounted on can hold. You will want to make sure the attachments, counterweight and arm weight less than the stands load limit.

Q: 8. Am I able to to mount my camera on ?

A: Yes, it is possible to mount a camera bracket to either end of the arm of the Impact Turtle Base C-Stand Kit (10.75', Black). You can use the Impact BHE-104 Camera Platform for Flex Arm or the Impact Double Ball Joint Head with Camera Platform Kit on the grip head side of the arm.

Q: 9. Same, better or worse than popular Avenger brand?

A: This model would be comparable to its Avenger counterpart, but at a better value.

Q: 10. Is this one longer than the one that comes in the standard shoulder mount package offered by BMD?

A: No, it’s literally the exact same arm.