This Jefferson Armory War Machine MK2 complete upper receiver is a precision-built upper receiver assembly featuring a forged mil-spec upper receiver, 16″ mid length nitride barrel, M16 nitride BCG, Jefferson Armory MCR-15 free float M-lok handguard, Radian Raptor Ambi charging handle .
Product Details:
- Caliber: 5.56 NATO
- Barrel Length: 16″
- Barrel Material: 4150 CMV
- Gas System: Mid-Length
- Gas Block Diameter: .750″
- Gas Block Type: Low Profile
- Barrel Profile: Government Profile
- Barrel Feed Ramps: M4
- Twist Rate: 1-7 Twist
- Barrel Finish: Black Nitride
- Muzzle Thread: 1/2-28
- Muzzle Device: A2 Flash Hider
- Handguard: Jefferson Armory MCR-15 Free Float M-LOK Rail
- Upper Receiver: Forged 7075 T6 Aluminum
- BCG: M16 Black Nitride
- Charging Handle: Radian Raptor Ambi