CMMG Banshee Mk57 5.7x28mm 8″ Barrel AR Pistol – Armor Black

The CMMG Banshee Mk57 in 5.7x28mm is a compact AR pistol designed for personal defense. This model features an 8-inch barrel to optimize the performance of the 5.7x28mm round, making it ideal for close-range applications. Built on the Mk57 platform, it accepts FN® Five-seveN® pattern magazines and includes an oversized magazine release for intuitive handling. Despite using pistol magazines, it retains conventional AR functionality, such as last round bolt hold open.

• Platform: Mk57
• Caliber: 5.7x28mm
• Barrel Length: 8 inches
• Operating System: Radial Delayed Blowback
• Finish: Cerakote Armor Black
• Muzzle Device: CMMG ZEROED Linear Compensator
• Magazine Capacity: 20 rounds
• Weight: 4.8 lbs

The Banshee series is known for its innovative design, featuring stylized receivers and the CMMG EML7 M-LOK handguard with full-length slots for accessory attachment. The pistol also includes the CMMG ZEROED Ambi charging handle and drop-in trigger, making it a reliable choice for personal defense. Available from ICB Firearms, this model offers fast nationwide shipping or local pickup in Saint Clair Shores, Michigan.