The CMMG BANSHEE Mk4 .300 Blackout series offers several variants tailored to compact, high-performance shooting. Notable configurations include models with 8" and 12.5" barrels, each engineered to harness the power of .300 Blackout for both subsonic and supersonic applications. The BANSHEE Mk4 is designed on the AR15 platform, featuring CMMG's Radial Delayed Blowback system, which reduces recoil and optimizes cycling for smooth, reliable operation. This series is available in multiple finishes, including Armor Black, Charcoal Green, Coyote Tan, Midnight Bronze, Sniper Grey, and Tungsten, allowing shooters to choose a variant that matches both function and aesthetic preference. Each BANSHEE Mk4 model is equipped with advanced components from the ZEROED line, such as ambidextrous controls, a linear compensator, and the quick-deploying RIPBRACE for enhanced maneuverability. Additionally, these pistols include M-LOK slots along the EML handguard for customizable accessory placement, ensuring adaptability for a wide range of applications from tactical to personal defense. The lineup is supported by CMMG's lifetime quality guarantee, solidifying its place as a trusted option for those seeking innovation and durability in an AR-style pistol setup