The CMMG Banshee Mk4 Upper Group in 5.56x45mm is a testament to CMMG’s engineering prowess, offering a compact and lightweight design perfect for building an ultra-compact AR15. With a 10.5-inch barrel and direct impingement operating system, this upper group is crafted for precision and reliability, featuring a billet 6061 T6 aluminum upper receiver and a CMMG ZEROED Linear Compensator for enhanced performance.
Ideal for range time and training, the Banshee Mk4 Upper Group is designed for those who value portability and ease of use. CMMG’s reputation for innovation and quality ensures that this upper group will meet the demands of any enthusiast looking to enhance their AR15 platform.
Key Features:
– Manufacturer: CMMG
– Model: Banshee Mk4
– Caliber: 5.56mm 5.56x45mm
– Operating System: Direct Impingement
– Barrel Length: 10.5″
– Finish Color: Cerakote Standard
– Weight: 3.5 lbs
– Length: 18.8″









