CMMG Banshee Mk4 .338 ARC 10.5″ AR-15 Upper Group – Black

The CMMG Banshee Mk4 AR-15 Upper Group in .338 ARC is designed to blend the versatility of the AR-15 platform with the power of a large bore caliber. Featuring a 10.5-inch barrel, this upper group allows shooters to take advantage of the .338 ARC's ability to deliver more energy on target with less need for gas system adjustments. Perfect for those transitioning between suppressed and unsuppressed shooting, this upper group utilizes the same bolt as 6.5 Grendel AR-15s, ensuring compatibility with existing parts.

• Caliber: .338 ARC
• Barrel Length: 10.5 inches
• Barrel Twist: 1:8
• Muzzle Device: CMMG ZEROED Linear Compensator
• Muzzle Thread: 5/8 x 24
• Upper Receiver: Mk4 Billet 6061 T6 Aluminum
• Handguard: EML9
• Finish: Cerakote
• Weight: 3.1 lbs

The Mk4 Banshee upper is coated with Cerakote for enhanced durability and features a Dissent Side Charger for convenient operation. Ideal for those who prefer loading their ammunition, the 1:8 twist rate supports traditional .338 caliber projectiles. Available now from ICB Firearms, where you can enjoy fast nationwide shipping or local pickup in Saint Clair Shores, Michigan.