Description
The CMMG BANSHEE MK4 is an AR pistol configured for range use and training. It uses a semi-automatic direct impingement operating system, a 10.5 inch threaded barrel, and a CMMG RIPBRACE. We see this as a compact platform for shooters who want an optics-ready configuration with familiar AR controls.
Key Specifications
- The pistol uses a semi-automatic direct impingement operating system for a familiar AR manual of arms.
- The barrel measures 10.5 inches and uses a 1:7 twist rate.
- The barrel is made from 4140 chrome-moly steel and has 1/2×28 muzzle threads.
- The muzzle is fitted with a CMMG ZEROED Linear Comp.
- The upper receiver is built from 6061-T6 billet aluminum, while the lower receiver uses 7075-T6 forged aluminum.
- The handguard is a CMMG EML9 M-LOK design with a Picatinny optic footprint.
- The pistol weighs 5.5 pounds, also listed as 88 ounces.
- The configuration includes a CMMG RIPBRACE and an ambidextrous CMMG ZEROED charging handle.
- The pistol has no sights and is listed with an optics-ready configuration.
- One 30-round magazine is included.
The MK4 receiver combination pairs a 6061-T6 billet aluminum upper with a 7075-T6 forged aluminum lower. Its carbine gas system, non-adjustable 0.750 gas block, and single-stage CMMG ZEROED trigger are specified as part of the configuration. The 1/2×28 muzzle threads support compatible muzzle-device setups, while the M-LOK handguard provides mounting space for accessories. The black configuration includes a polymer CMMG ZEROED pistol grip and an ambidextrous safety selector. This is the CMMG BANSHEE MK4.







