Uploaded May 2026 | Updated September 2026, 1 day ago

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In this Sound Test Comparison Hot Wash, Austin breaks down the results from our recent testing of the NEW M4SD-L AM Suppressor vs the KAC® QDSS-NT4®.

Check out the new M4SD-L AM on the Griffin Armament website, or talk to your local Griffin dealer!

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"Knights Armament®" and "QDSS-NT4®" are federally registered trademarks of Knights Armament Co. Griffin Armament is an independent manufacturer that is in no way affiliated with or endorsed by Knights Armament Co. The demonstrations of the KAC silencer in this video is merely used for comparison to the Griffin Armament M4SD-L™ suppressor.