10.5 vs 11.5 Suppressed | Fireteam 556 on SOLGW MK1 & MK18

Published on January 3, 2026
Duration: 1:25

This video compares the sound performance of 10.5-inch and 11.5-inch AR-15 platforms suppressed with the Exigent Defense Fireteam 556 suppressor. The demonstration highlights the suppressor's effectiveness in reducing sound at the shooter's ear, particularly on short-barreled rifles. The SOLGW MK1 is noted for its quiet operation even when untuned.

Quick Summary

The Exigent Defense Fireteam 556 suppressor is optimized for short-barreled rifles (SBRs) with barrel lengths from 10.3 to 11.5 inches. It aims to balance muzzle sound reduction with sound levels at the shooter's ear, crucial for tactical teams. The SOLGW MK1 demonstrated exceptionally quiet operation with this suppressor.

Chapters

  1. 00:00Introduction: MK1, MK18 & Fireteam 556 Suppressor
  2. 00:24Live Fire: 10.5" vs 11.5" Suppressed Comparison
  3. 00:39Sound Analysis: Muzzle vs. Shooter's Ear
  4. 01:09SOLGW MK1 Performance Review

Frequently Asked Questions

What is the Exigent Defense Fireteam 556 suppressor optimized for?

The Exigent Defense Fireteam 556 suppressor is specifically designed and optimized for short-barreled rifles (SBRs), particularly those with barrel lengths ranging from 10.3 to 11.5 inches. It aims to provide a balanced sound reduction at both the muzzle and the shooter's ear.

How does the Fireteam 556 perform on an untuned SOLGW MK1?

When mounted on an untuned Sons of Liberty Gun Works MK1, the Fireteam 556 suppressor performs exceptionally well, running very quietly. The primary sound observed during testing was the noise generated by the rifle's action cycling, indicating effective suppression.

What is the key design goal of the Fireteam 556 suppressor?

The primary design goal of the Fireteam 556 suppressor is to achieve a balance between reducing sound at the muzzle and minimizing sound levels at the shooter's ear. This is critical for tactical applications, ensuring shooter safety and situational awareness for team members.

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