The new Zeroed Suppressor on the BR4 from CMMG!

Published on July 12, 2025
Duration: 1:17

This video demonstrates the effectiveness of the CMMG Zero Suppressor on a CMMG BR4 pistol-caliber carbine chambered in 9mm. The demonstration highlights a significant reduction in noise when using subsonic 9mm ammunition compared to standard ammunition, showcasing the suppressor's performance. The setup includes an Aimpoint Acro optic.

Quick Summary

The CMMG Zero Suppressor on a 9mm CMMG BR4 firearm provides a significant reduction in noise, especially when paired with subsonic 9mm ammunition. This demonstration highlights a substantial audible difference compared to standard ammunition, showcasing the suppressor's effectiveness.

Chapters

  1. 00:00Introduction: CMMG BR4 and Zero Suppressor
  2. 00:02Firearm Details: 9mm Caliber, Aimpoint Acro
  3. 00:07Ammunition: Subsonic 9mm
  4. 00:14Sound Test: How Quiet Is It?
  5. 00:19Initial Sound Comparison
  6. 00:30Standard 9mm Sound Demonstration
  7. 00:45Subsonic 9mm Suppressed Test
  8. 00:51Impressive Sound Reduction Noted
  9. 01:03Conclusion: Well Done CMMG
  10. 01:08Final Setup Overview

Frequently Asked Questions

What is the primary benefit of the CMMG Zero Suppressor on the BR4?

The CMMG Zero Suppressor significantly reduces the noise generated by the CMMG BR4 when firing 9mm ammunition. This is particularly noticeable when using subsonic 9mm rounds, creating a much quieter shooting experience.

What ammunition types were tested with the CMMG BR4 and Zero Suppressor?

The video tested both standard 9mm ammunition and subsonic 9mm ammunition with the CMMG BR4 equipped with the Zero Suppressor. A clear audible difference in sound suppression was observed between the two ammunition types.

What optic is featured on the CMMG BR4 in this demonstration?

The CMMG BR4 in this demonstration is equipped with an Aimpoint Acro optic mounted on top. This red dot sight is a compact and robust option for modern firearms.

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