CMMG

CMMG is a pioneer in modern sporting rifle innovation, specializing in cutting-edge designs that blend AR-style performance with pistol-caliber versatility. Known for pushing boundaries in firearm engineering, CMMG rifles are favored by tactical shooters, law enforcement, and competitive enthusiasts alike. Whether you're training, defending, or simply looking for a reliable, high-performance platform, CMMG rifles deliver smooth operation, modern aesthetics, and next-level customization. With unique offerings like the Banshee series, CMMG redefines what a compact, powerful firearm can be.

Compact Power Meets AR Innovation

Built around CMMG’s proprietary radial delayed blowback system, these rifles offer soft recoil and fast cycling, making them a standout choice for both range and tactical use.

Mission-Focused Versatility

From home defense to CQB training, CMMG rifles like the MKGS, MK4, and MK10 deliver consistent accuracy, reliability, and modularity in a compact footprint.

American Engineering, Built to Perform

Designed and manufactured in the USA, every CMMG firearm reflects a dedication to performance, durability, and modern tactical demands.

Product Focus

CMMG MKGS Banshee 9mm

The CMMG MKGS Banshee is a 9mm AR-style pistol-caliber carbine designed for speed, control, and compact performance. Featuring the innovative Radial Delayed Blowback system, it reduces recoil and enhances cycling reliability—especially when suppressed. Its lightweight, compact frame makes it ideal for close-quarter use or as a truck gun. Outfitted with an M-LOK handguard and customizable features like ambi controls and threaded barrels, the MKGS Banshee is purpose-built for dynamic shooters who demand performance without compromise.

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CMMG MK4

Chambered in multiple calibers and built on the traditional AR-15 platform, the CMMG Banshee MK4 is a modular powerhouse for shooters who want versatility with a familiar setup. The MK4 retains the proven AR-15 lower while benefiting from CMMG’s advanced upper designs, offering smooth operation and customizable ergonomics. Whether you’re running 5.56, .300 BLK, or another caliber, the MK4 balances weight, handling, and firepower in one refined, compact package.

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CMMG MK10

The CMMG Banshee MK10 is a .45 ACP powerhouse designed for those who want big-bore performance in a compact AR-style platform. Utilizing the same Radial Delayed Blowback system found in other Banshees, it softens the .45 ACP’s recoil for quick follow-up shots and reliable cycling. The MK10 features a robust aluminum handguard, threaded barrel, and Glock-mag compatibility, making it a premium option for home defense, tactical response, or range use.

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Frequently asked questions

What sets CMMG rifles apart from traditional AR-style firearms?

CMMG rifles use the Radial Delayed Blowback system, which significantly reduces felt recoil and wear while increasing reliability—especially for pistol-caliber platforms. This system sets CMMG apart from traditional blowback or direct-impingement rifles.

Are CMMG Banshees good for home defense?

Yes. Compact, accurate, and easy to maneuver, Banshee rifles—especially in 9mm or .45 ACP—are excellent for home defense. Their low recoil, fast handling, and accessory compatibility make them ideal for tight environments and fast engagements.

Can I suppress a CMMG Banshee?

Absolutely. Most Banshee models come with threaded barrels and are designed to perform exceptionally well with suppressors. The Radial Delayed Blowback system also helps mitigate the extra pressure that suppressors can create, improving reliability.

Which magazines do CMMG rifles use?

It depends on the model. The MKGS uses Glock-style 9mm mags, the MK10 also uses Glock mags for .45 ACP, and the MK4 uses standard AR-15 magazines, depending on caliber.

What are the customization options for CMMG rifles?

CMMG rifles are highly modular. You can add M-LOK accessories, optics, suppressors, upgraded triggers, and braces or stocks (where legal). Their AR-based platforms ensure wide compatibility with aftermarket parts.

Is the CMMG Banshee legal in my state?

That depends on local laws regarding barrel length, pistol braces, magazine capacity, and caliber. Always check with your state and local regulations before purchasing or configuring a CMMG rifle.

About

CMMG is a leading American firearms manufacturer known for blending AR-platform engineering with pistol-caliber innovation. Their rifles offer superior performance, modularity, and reliability—ideal for tactical shooters, home defenders, and firearm enthusiasts seeking cutting-edge technology.

History

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