CMMG Resolute MK4 Upper Receiver 6MM ARC 16.1" Barrel Cerakote Finish Armor Black

Meet CMMG's newest long-range offering. Chambered in Hornady's new 6mm ARC (Advanced Rifle Cartridge), the CMMG's RESOLUTE upper receiver group allows you to pair this exciting caliber with your existing AR15 lower for superior function and accuracy at extended ranges.

• Precise manufacturing
• long term reliability
• Durable construction
• 16.1" Barrel
• 6mm ARC
• Complete upper assembly
• Cerakoted Armor Black