CMMG Banshee MK4 Pistol .300 AAC Blackout 12.5” Barrel – Black 30+1

The CMMG Banshee MK4 Pistol in .300 AAC Blackout offers enhanced ballistic performance while maintaining the compact handling advantages of an AR-style pistol. Featuring a 12.5-inch barrel and a durable black finish, this model is ideal for shooters who want improved velocity and reliability from the .300 BLK platform without stepping into a full rifle configuration.

Built on CMMG’s proven MK4 platform, the Banshee MK4 pistol is well-suited for range use, training, and defensive-oriented applications. The pistol tube configuration keeps the build streamlined and lightweight, while standard AR compatibility allows easy integration of optics, magazines, and accessories.

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Quick Highlights

• Brand: CMMG

• Model: Banshee MK4

• Firearm Type: Semi-Automatic Pistol

• Caliber: .300 AAC Blackout

• Barrel Length: 12.5”

• Capacity: 30+1

• Finish: Black

• Configuration: AR-Style Pistol with Pistol Tube

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Use Cases & Applications

• Range shooting and recreational practice

• Tactical and skills training

• Home and personal defense

• Enhanced-performance .300 BLK pistol setups

• Optics- and accessory-ready AR builds

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Key Benefits

• .300 AAC Blackout chambering performs exceptionally well in short and mid-length barrels

• 12.5” barrel improves velocity and overall ballistic performance

• AR-style platform supports common accessories and upgrades

• 30-round magazine capacity reduces reload frequency

• Black finish delivers a clean, durable, and versatile appearance

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Technical Details

• Action: Semi-Automatic

• Firearm Type: AR-Style Pistol

• Caliber: .300 AAC Blackout

• Barrel Length: 12.5”

• Magazine Capacity: 30 Rounds

• Finish: Black

• Buffer System: Pistol Tube

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FFL Transfer Notice

FFL Transfer Notice
This item is a firearm and must be shipped to a Federal Firearms License (FFL) dealer for transfer in accordance with applicable laws. Please ensure you select a valid FFL dealer before checkout.