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

Published on January 3, 2026
Duration: 1:25

This video features a professional, technical demonstration comparing the sound performance of the Exigent Defense Fireteam 556 suppressor on a 10.5-inch and an 11.5-inch AR-15 platform, specifically a Sons of Liberty Gun Works MK1 and a Daniel Defense MK18. The speakers, representing manufacturers and retailers, highlight the suppressor's design for SBRs and its balanced approach to reducing both muzzle and ear-level sound. The SOLGW MK1 is noted for its exceptionally quiet operation when paired with this suppressor.

Quick Summary

The Exigent Defense Fireteam 556 suppressor is optimized for SBRs with barrel lengths from 10.3 to 11.5 inches. It balances muzzle and ear-level sound reduction, crucial for tactical teams. Demonstrations showed the SOLGW MK1 with the Fireteam 556 operating exceptionally quietly, with the action cycling being the main audible sound.

Chapters

  1. 00:00Introduction of Rifles and Suppressors
  2. 00:24Live Fire Demonstration
  3. 00:39Sound Performance Analysis
  4. 01:09SOLGW MK1 Performance

Frequently Asked Questions

What is the optimal barrel length range for the Exigent Defense Fireteam 556 suppressor?

The Exigent Defense Fireteam 556 suppressor was specifically designed and optimized for short-barreled rifles (SBRs). Its optimal performance range is considered to be between 10.3 inches and 11.5 inches of barrel length.

How does the Exigent Defense Fireteam 556 balance sound suppression?

The Fireteam 556 aims for a balanced approach to sound suppression, reducing noise at both the muzzle and the shooter's ear. This is critical for tactical situations where both the shooter and nearby teammates need protection from excessive noise.

What was the observed performance of the Sons of Liberty Gun Works MK1 with the Fireteam 556 suppressor?

When paired with the Exigent Defense Fireteam 556 suppressor, the SOLGW MK1 demonstrated exceptionally quiet operation. The primary audible sound was noted to be the cycling of the firearm's action, indicating effective suppression.

What are the key differences when comparing a 10.5-inch vs an 11.5-inch suppressed barrel?

While both 10.5-inch and 11.5-inch barrels were demonstrated with the Fireteam 556, the primary difference lies in the sound signature and gas system behavior. The 11.5-inch barrel might offer a slightly different acoustic profile and potentially more consistent gas pressure compared to the shorter 10.5-inch barrel.

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