Ballistic Advantage 5.56 chambered 13.7 inch Government Profile Mid-Length Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.
Specifications:
- Length: 13.7″
- Material: 4150 Chrome Moly Vanadium
- Profile: Government
- Finish: QPQ Corrosion Resistant
- Gas System Length: Mid-Length
- Gas Block Journal: .750″
- Twist Rate: 1:7 inches
- Muzzle:Â 1/2×28 Threaded
- Weight: 25 oz
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