CMMG PISTOL BANSHEE MK4 9MM – 8″ FIXED EJECTOR MIDNIGHT BRZ

CMMG Banshee MK4 9mm Pistol 8-Inch Fixed Ejector Midnight Bronze

The CMMG Banshee MK4 9mm pistol is built for modern home defense, range use, and everyday carry-style handling where compact AR-platform ergonomics matter. Chambered in 9mm and configured with an 8-inch barrel, it offers a practical balance of maneuverability and performance. This CMMG Banshee MK4 9mm pistol also features a fixed ejector and an optics-ready design for faster target acquisition with the right red dot or optic.

Designed as a semi-automatic AR-type firearm, this model uses a fixed ejector and accepts a standard 30-round capacity for extended training sessions and defensive readiness. Built with ambidextrous safety controls, it supports left- and right-handed users. As with any firearm, always follow safe handling practices, verify the chamber is clear, and use proper eye and hearing protection.

Key Specifications

• UPC: 840442503857.
• Manufacturer: CMMG.
• Manufacturer Part Number: G94A860FMB.
• Action: Semi-Auto.
• Barrel Length: 8 inches.
• Caliber/Gauge: 9mm.
• Capacity: 30 rounds.
• Model: Banshee MK4.
• Product Type: AR-platform pistol.
• Safety: Ambidextrous.
• Sights: Optics Ready.

Why the CMMG Banshee MK4 9mm pistol stands out: The 8-inch configuration delivers compact, AR-style handling for home defense and range drills, while optics readiness supports modern sighting setups. The 9mm chambering and 30-round capacity enhance practical shooting performance, and the ambidextrous safety plus fixed ejector design contribute to reliable, consistent operation as you build training habits around your preferred defensive setup.

Frequently Asked Questions

What does “fixed ejector” mean on the CMMG Banshee MK4?

A fixed ejector is part of the firearm’s operating system that helps drive consistent case ejection timing during semi-automatic cycling.

Is this CMMG Banshee MK4 9mm pistol optics ready?

Yes. The pistol is built to accept common optics mounting solutions, making it suitable for red dot or other optic configurations.

What is the barrel length on this model?

The barrel length is 8 inches, designed for a more compact profile than longer-barrel configurations.

What caliber and capacity does it use?

It is chambered in 9mm and has a 30-round capacity.

Is the safety ambidextrous?

Yes. This model features an ambidextrous safety to support both left- and right-handed shooters.

Does this pistol require eye and hearing protection?

Yes. Use proper eye and hearing protection whenever firing or when operating near muzzle blast.

What is the action type?

The firearm is semi-automatic, designed to fire one round per trigger pull.