CMMG RESOLUTE® MK4 5.56 NATO ASSEMBLED UPPER RECEIVER W/P&W BRAKE

CMMG MK4 5.56x45MM NATO ASSEMBLED UPPER RECEIVER W/PINNED & WELDED MUZZLE BRAKE

The carbine upper that keeps it simple. Chambered in 5.56x45mm, this RESOLUTE upper group's 14.5” barrel comes with the ZEROED SVD muzzle brake pinned & welded to the muzzle. This is the perfect choice when you want to go as short as possible while still meeting overall length requirements for rifle barrels, so no NFA rules or SBR registration.

This upper group does NOT include BCG or charging handle.

FEATURES

• Platform: Mk4
• Caliber: 5.56x45mm
• Operating System: Direct Impingement
• Barrel Length: 14.5”
• Barrel Twist: 1:7
• Barrel Contour: MT
• Barrel Material: 4140CM, SBN
• Barrel Twist: 1:7
• Muzzle Device: CMMG ZEROED SVD Brake Pinned & Welded
• Muzzle Thread: 1/2 x 28
• Gas Port Location: Mid
• Gas Block: Non-Adjustable 0.750”
• Upper Receiver: Billet 6061 T6 Aluminum
• Hand Guard: CMMG EML13.5 M-LOK
• Finish: Cerakote
• Weight: 4.1 lbs
• Length: 23.8”