Aero Precision 30cal Suppressor- Not bad at all with running 308 but prolly need to adjust gas block

Published on February 15, 2026
Duration: 0:51

This guide details how to address common malfunctions when running a .308 AR-10 with a suppressor, as demonstrated by PoorBoy Arms. The video highlights the need to adjust the gas block due to increased backpressure from the suppressor, which can cause double feeds and stovepipes. Proper tuning is essential for reliable suppressed operation.

Quick Summary

Running a .30 cal suppressor on a .308 AR-10 often requires adjusting the gas block to manage increased backpressure. Malfunctions like double feeds and stovepipes indicate the need for tuning, typically by reducing gas flow for reliable cycling. The Aero Precision Lahar-30 is noted as providing decent sound suppression for .308 Win once properly tuned.

Chapters

  1. 00:00Initial Testing & Sound Assessment
  2. 00:24Steel Target Engagement
  3. 00:34Malfunction Analysis & Gas Block Tuning

Frequently Asked Questions

What issues can arise when using a .30 cal suppressor on a .308 AR-10?

Using a .30 cal suppressor on a .308 AR-10 can increase gas system backpressure, leading to malfunctions such as double feeds and stovepipes. This often necessitates adjusting the rifle's gas block for optimal performance.

How can I fix a double feed or stovepipe malfunction with a suppressed .308 AR-10?

These malfunctions typically indicate the gas system is over-gassed due to suppressor backpressure. You will likely need to adjust the gas block, usually by reducing the gas flow, to ensure reliable cycling.

What is the sound suppression like for the Aero Precision .30 cal suppressor on a .308?

According to the video, the Aero Precision .30 cal suppressor is "not that bad" for sound suppression when used with a .308 Winchester caliber rifle, though reliable function requires proper tuning.

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