CMMG Banshee MK4 Features

The CMMG Banshee MK4 operates on a radial delayed blowback system, ensuring smooth and reliable operation with reduced recoil. The 5″ barrel, featuring a 1:9 twist rate, is constructed from 4140CM steel with a Salt Bath Nitride (SBN) finish, offering enhanced durability and resistance to wear and corrosion. The barrel is equipped with a CMMG ZEROED Linear Compensator and threaded with a 1/2×28 pattern, providing effective recoil reduction and compatibility with various muzzle devices.

The firearm’s upper receiver is machined from billet 6061 T6 aluminum, while the lower receiver is forged from 7075 T6 aluminum, both finished in Cerakote for superior protection and aesthetics. The CMMG EML4 M-LOK Hand Guard offers ample space for mounting accessories, and the CMMG ZEROED Ambi Charging Handle ensures smooth and reliable operation. The CMMG ZEROED Pistol Grip and ZEROED Trigger Guard enhance the ergonomic design, offering comfort and control during extended shooting sessions.

The CMMG RipBrace with CMMG 6 Position Fastback Extension allows for quick and easy adjustments, providing flexibility for different shooting scenarios. The ZEROED Drop-In Single Stage Trigger delivers a crisp and consistent trigger pull, while the ZEROED 60/90 Degree Safety Selector offers ambidextrous operation, catering to both right- and left-handed users. This model comes with a 32-round magazine, ensuring you are well-prepared for any situation.

CMMG Banshee MK4 Specifications

• Platform: Mk4
• Caliber: 5.7x28mm
• Operating System: Radial Delayed Blowback
• Barrel Length: 5″
• Barrel Twist: 1:9
• Barrel Contour: MT
• Barrel Material: 4140CM, SBN
• Muzzle Device: CMMG ZEROED Linear Comp
• Muzzle Thread: 1/2×28
• Gas Port Location: N/A
• Gas Block: N/A
• Upper Receiver: Billet 6061 T6 Aluminum
• Lower Receiver: Mk4 Forged 7075 T6 Aluminum
• Hand Guard: CMMG EML4 M-LOK
• Finish: Cerakote Standard
• Charging Handle: CMMG ZEROED Ambi
• Pistol Grip: CMMG ZEROED Pistol Grip
• Buffer Type: Carbine
• Receiver Extension: CMMG 6 Position Fastback Extension
• Stock/Brace: CMMG RipBrace
• Trigger Type: ZEROED Drop-In Single Stage
• Trigger Guard: CMMG ZEROED Trigger Guard
• Safety Selector: CMMG ZEROED 60/90 Degree
• Magazine: CMMG 32rd
• Weight: 4.6 lbs
• Length: 20.9″