Magpul 40 Round Gen M3 PMAG Test & Review (HD)

Published on July 8, 2013
Duration: 5:06

This review of the Magpul 40-round Gen M3 PMAG highlights its shared features with 30-round variants, including an anti-tilt follower and grip texture. Key differences noted are the 40-round designation stamp and a different locking tab design. The review covers weight comparison, drop testing, feeding reliability across multiple rifles, and price point analysis, concluding it's a durable and reasonably priced option.

Quick Summary

The Magpul 40-round Gen M3 PMAG shares many features with its 30-round counterpart, including an anti-tilt follower, but has a distinct '40' designation stamp and a different locking tab. It weighs over 21 ounces loaded, compared to 16.4 ounces for the 30-round version, and has shown excellent durability in drop tests, maintaining reliable feeding.

Chapters

  1. 00:20Introduction to 40 Round Gen M3 PMAG
  2. 00:54Features of the 40 Rounder
  3. 01:20Comparison with 30 Round PMAG
  4. 01:40Disassembly and Internal Comparison
  5. 01:54Weight Comparison: 40 vs 30 Round
  6. 02:15Ergonomic Impact of 40 Round Mag
  7. 02:32Drop Test: 40 Round PMAG
  8. 03:01Drop Test Results and Feeding
  9. 03:13Durability and Reliability Summary
  10. 03:31Price and Value Discussion
  11. 04:08MagLink Compatibility
  12. 04:31Overall Conclusion

Frequently Asked Questions

What are the key differences between the Magpul 40-round Gen M3 PMAG and its 30-round counterpart?

The 40-round Gen M3 PMAG features a distinct '40' round designation stamp for easier identification and a different locking tab design, potentially for added reinforcement. Internally, it uses a longer spring but retains the anti-tilt follower common to Gen M3 models.

How does the weight of the Magpul 40-round Gen M3 PMAG compare to the 30-round version?

A fully loaded 40-round Gen M3 PMAG with 5.56x45mm 55-grain ammunition weighs just over 21 ounces. The 30-round version, under the same conditions, weighs approximately 16.4 ounces, making the 40-round magazine significantly heavier.

Is the Magpul 40-round Gen M3 PMAG durable enough for rough handling?

Yes, the 40-round Gen M3 PMAG has demonstrated durability in testing. After being dropped from shoulder height onto a hard surface twice while fully loaded, it sustained no damage to its feed lips and continued to function flawlessly.

What is the price difference between the Magpul 40-round Gen M3 PMAG and the 30-round version?

The 40-round Gen M3 PMAG typically costs between $18 and $22 USD, while the standard 30-round Gen M3 PMAG ranges from $12 to $15 USD. This price difference is considered minor by the reviewer in the context of long-term use and ammunition costs.

More Tactical & Gear Videos You Might Like

More from Mrgunsngear Channel

View all →