CMMG Banshee Mk4 .300 AAC Blackout 12.5 Barrel 30-Rounds No Brace

Overview

CMMG Banshee MK4 Features The CMMG Banshee MK4 chambered in .300 Blackout is built around a direct impingement operating system with a 12.5 4140 Chrome Moly medium taper barrel finished in Salt Bath Nitride for exceptional corrosion and wear resistance delivering consistent reliable cycling with a 1:7 twist rate that stabilizes the full range of .300 Blackout subsonic and supersonic projectile weights. A CMMG Zeroed linear compensator threaded 5/8x24 reduces muzzle rise and directs gas forward for improved shooter comfort and the Zeroed ambidextrous charging handle ensures positive reliable bolt manipulation for both left and right-handed shooters. A billet 6061-T6 aluminum upper receiver paired with a forged 7075-T6 aluminum lower both finished in Cerakote deliver a rigid lightweight and corrosion-resistant receiver set with a Picatinny rail for direct optics mounting. The EML 11 M-LOK handguard provides extensive accessory mounting space for lights lasers and grips and a Zeroed drop-in single-stage trigger delivers a crisp consistent pull for accurate shooting across tactical and defensive applications. A Zeroed 60/90-degree safety selector provides reliable ergonomic safety control for both right and left-handed shooters without modification and a pistol tube stock configuration keeps the platform streamlined and compact. One 30-round Magpul PMAG is included for immediate use. For home defense users suppressor owners and .300 Blackout enthusiasts who want CMMG s full Zeroed component suite in a suppressor-ready 12.5 AR pistol with a billet upper and forged lower combination the CMMG Banshee MK4 is for sale at GrabAGun and delivers that refined capable performance from the first round. CMMG Banshee MK4 Specifications Manufacturer: CMMG Model: Banshee MK4 Series: MK4 Type: AR Pistol Caliber: .300 Blackout Capacity: 30+1 Action: Semi-Auto Operating System: Direct Impingement Barrel Length: 12.5 Barrel Material: 4140 Chrome Moly Steel Barrel Finish: Salt Bath Nitride Barrel Description: Medium Taper Threaded Twist: 1:7 Thread Pattern: 5/8x24 Muzzle Device: CMMG Zeroed Linear Compensator Handguard: EML 11 M-LOK Upper Receiver: Billet 6061-T6 Aluminum Lower Receiver: Forged 7075-T6 Aluminum Receiver Finish: Cerakote Receiver Description: Picatinny Rail Grip: CMMG Zeroed Stock: Pistol Tube Charging Handle: CMMG Zeroed Ambidextrous Trigger: Zeroed Drop-In Single Stage Safety: CMMG Zeroed 60/90 Degree Sights: None Optic Ready Overall Length: 28 Weight: 5.4 lbs Includes: One 30-Round Magpul PMAG Available At: GrabAGun