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Can the 3M MA140MB monitor arm hold ultrawide monitors?

Published: September 4th, 2024
2 min read
3M Dual-Swivel Monitor Arm, Black (MA140MB) Single Arm Black
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Hey! If you're wondering whether the 3M Dual-Swivel Monitor Arm (MA140MB) can hold ultrawide monitors, here's the deal: it's designed to support monitors up to 30 pounds and 27 inches in size, according to the manufacturer's description.

So, it might work with smaller ultrawide models, but the really big ones are likely too large.

As for adjustments, this arm offers 7 1/2 inches of height adjustability and can extend up to 19 1/2 inches from the base. It also lets you switch between landscape and portrait modes and tilt your monitor, providing plenty of flexibility to set up your workspace just right.

Our research shows that people appreciate its sturdy design and stylish look. The cable management is effective, and setting it up is generally straightforward.

However, there are a few things to keep in mind. Some folks mentioned that the clamp might be tricky with desks thicker than 2.36 inches. So, if your desk is on the thicker side, you might need to think about an alternative mounting method.

Also, if you're pushing the weight limit (close to 30 pounds), you may find you need to adjust the tension on the ball joint that controls the tilt. Keeping an eye on this over time might be necessary to prevent any sagging.

And about the setup instructions—while most people don't have issues, a few have pointed out that they could be a bit clearer. In some cases, extra help from customer service or additional parts might come in handy to get everything just right.

So, in short, while the 3M MA140MB is a solid choice for standard-sized monitors, it could have some challenges with larger ultrawide ones. Just double-check your monitor's size and weight against the specs for this arm to make sure it's a good fit.

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$131.99 at Amazon
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$131.99 at Amazon
How we researched this

Where this comes from: This answer is based on ShopSavvy's product database, real-time pricing from 14 retailers, and a look at hundreds of user reviews to give you a well-rounded picture.

Where to Buy

Prices last updated: August 16th 2026 7:12 pm

Considering the 3M Dual-Swivel Monitor Arm?

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