Ballistic Advantage, Modern Series, Government Profile Barrel, 223 Remington/556NATO, 13.9″, Midlength Gas System, 1:7 Twist, 1/2X28 Threads, 4150 CrMoV, QPQ Corrosion Resistant Finish, Black
Ballistic Advantages 5.56 chambered 13.9 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.
Features :
* ,Length: 13.9″;”Material: 4150 Chrome Moly Vanadium,
* Profile: Government
* Finish: QPQ Corrosion Resistant
* Twist Rate: 1:7 inches
* Gas System Length: Mid-Length
* ,Gas Block Journal: .750″;”Muzzle: 1/2×28 Threaded,
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