Bear Creek 7.5" Parkerized M4 Barrel, Pistol Length 5.56 + Matching Headspace Bolt Kit
This AR-15/M4 Barrel is precisely fit and headspaced for maximum accuracy. This barrel includes a matched bolt.
INCLUDES
- M16/AR15 Bolt - 9310 MPI (5.56) - Completion Kit - Black Nitride
- Bear Creek 7.5" Parkerized M4 Barrel, Pistol Length 5.56 + Matching Headspace Bolt Kit
BARREL
- Weight 0.9750
- Length 7.5
- Profile M4 Contour
- Twist 1:7
- Finish Parkerized
- Material 4150 Chrome Moly Vanadium
- Thread Pitch 1/2 x 28
- Caliber 5.56 NATO
- Feed Ramp M4
- Flutes N/A
- Gas System Pistol
- Gas Block System 0.750
- Gas Hole Diameter 0.086
- Dimpled Yes
- Classification Pistol Barrel
- Magazine Capacity N/A
- Platform AR-15
BOLT KIT
- Bolt
- Machined from 9310 tool steel
- Heat treated to military specifications
- Shot Peened
- MPI
- Black Nitride Finish
- Extractor
- Heat treated to military specifications
- Shot peened
- Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
- Black Nitride Finish
- Cam Pin
- Machined to Mil Spec
- Ground to meet military required tolerances
- Black Nitride Finish
- Firing Pin
- Built to Mil Spec
