The CMMG Banshee Mk4 Pistol (brand part no. 94A860F-TNG) is built on CMMG’s proven Mk4 AR-15 platform and chambered in 9mm, using CMMG’s 9mm conversion magazines for a genuinely compact pistol-caliber build. This is the shortest 9mm barrel length CMMG offers in the Banshee lineup, making it the most compact 9mm AR the company builds. The pistol ships optics-ready with an ambidextrous safety and a 30-round magazine, giving shooters a fast-handling, low-recoil option for home defense or the range. It’s a standout pistol-caliber option in the AR pistols lineup from CMMG.

Key Specifications

• Chambered in 9mm for low-recoil, pistol-caliber-carbine performance.
• Features an 8-inch barrel, the shortest 9mm option in CMMG’s Banshee lineup.
• Ships with a 30-round magazine using CMMG’s 9mm conversion system.
• Built on CMMG’s proven Mk4 AR-15 platform.
• Ships optics-ready for a red dot or magnified optic of choice.
• Features an ambidextrous safety for shooters of either hand.
• Cycles on a radial delayed blowback operating system rather than direct impingement.
• Wrapped in an EML4 M-LOK handguard.
• Ships with a RipBrace pistol brace.

Frequently Asked Questions

What makes this the most compact 9mm Banshee? Its 8-inch barrel is the shortest 9mm option CMMG offers on the Mk4 platform.

Does it ship with sights? No, it’s optics-ready for the red dot or magnified optic of your choice.

What magazine capacity does it ship with? A 30-round magazine using CMMG’s 9mm conversion system.

Buy the CMMG Banshee Mk4 9mm Pistol

An 8-inch barrel and low-recoil 9mm chambering make this Banshee Mk4 a fast-handling pistol-caliber carbine. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.