CMMG Banshee Mk4 Pistol | .300 AAC Blackout | 12.5 in

The CMMG Banshee Mk4 is an AR-platform pistol chambered in .300 AAC Blackout with a 12.5-inch barrel and a 30-round magazine configuration. It ships with a CMMG Zeroed trigger, a CMMG EML7 M-LOK handguard and a pistol tube stock in a black finish. For a compact, durable sighting solution that pairs well with this platform, consider a Vortex StrikeFire II 1x red-dot (an effective optic under $1000) mounted to the Picatinny footprint.

Typical applications include suppressed or subsonic shooting and short-range hunting/varmint work, as well as general range training and platform experimentation.

Product Specifications

• The caliber is listed as .300 AAC Blackout.
• The barrel measures 12.5 inches.
• The magazine capacity is 30 rounds.
• The package includes 1 magazine.
• The action is Semi-Auto.
• The frame material is Aluminum.
• The grip material is Polymer.
• The finish is listed as COLORED (CREAKOTE ARMOR BLACK listed).
• The frame color is Black.
• The optic footprint is PICATINNY.
• The sights type is None.
• The muzzle threads are 5/8-24″.
• The handguard is CMMG EML7 M-LOK.
• The firearm includes an ambidextrous safety listed as Yes.
• The UPC is 810144724195.

The Banshee Mk4 is built to accept common AR-platform upgrades and accessories while offering a factory-ready package for suppressed and short-range tasks. Its lightweight aluminum receiver, M-LOK handguard and Picatinny optic footprint make configuration straightforward; shooters looking for a compact, adaptable .300 BLK option will find the Mk4 easy to personalize for cartridge-specific needs.

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