CMMG MK4 .300BLK Banshee Upper Group Receiver 8in 1-7 Twist 5/8 X 24 TPI 16.5in Tungsten

CMMG

Resumen

The CMMG Mk4 .300BLK Banshee Upper Group Receiver is a complete upper designed for the AR-15 platform, featuring an 8-inch barrel optimized for the .300 Blackout caliber. With a 1:7 twist rate, it effectively stabilizes a range of bullet weights, making it versatile for both supersonic and subsonic loads. The 5/8x24 thread pitch allows for the attachment of a variety of muzzle devices. This upper commonly appears in compact, tactical builds that prioritize maneuverability and versatility in close-quarters engagements.