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It came as a surprise several years ago when SIG Sauer introduced a direct gas impingement system AR-style variant, the M400 semi-automatic-only carbine, which has some distinct external and internal differences from most AR-style rifles. You can learn more about the M400 in this "Rifleman Review" segment from a recent episode of American Rifleman TV. For more videos like this, visit AmericanRifleman.org/artv.
In 2025, Mossberg added to the non-NFA, shotshell-firing firearm category with its 990 Aftershock, which uses a semi-automatic operating mechanism while still maintaining a compact form factor.
Generally speaking, rimfire suppressors tend to be less-expensive than their centerfire counterparts, providing an entry point in the world of suppressor use for many firearm enthusiasts.
Orchid analyzed the ATF’s Annual Firearms Manufacturing and Exportation Report for 2024 (the most recent data available) and compiled a list of the industry’s top 30 domestic firearms manufacturers.