MK4 Rifle is engineered with purpose for those who refuse to compromise quality. Each CMMG MK4 rifle comes with a 16" barrel and is designed for balance, accuracy, and maneuverability. The CMMG MK4 is equipped with a CMMG ZEROED Pistol Grip, an ejection port cover, and trigger guard to enhance aesthetics and overall functionality. Each MK4 is protected by a rugged Cerakote finish. Whether you're defending your family or looking to bring out your best at the range, the CMMG MK4 keeps going when you need it most.