12.5” barrel length with government profile

Machined from 4150 Chrome Moly Vanadium

QPQ salt bath Nitride finish

Carbine length gas system with .750” shelf

1:7 twist rate optimal with 62 grain bullets

1/2x28 threaded

M4 feed ramp extension

Chambered in 5.56 NATO, this Ballistic Advantage 12.5” barrel is a great option for building a short barrel rifle or even a pistol. This modern series barrel features all the qualities you would want for a short carbine style build. It features a carbine length gas system for optimal reliability with the commonly used 62 grain projectiles which are also optimal with the 1:7 twist rate. The barrel is made from 4150 Chrome Moly Vanadium and is fully salt bath Nitride finished inside and out for long term durability. The government profile is thin behind the gas block shelf to reduce weight but then gets larger to accommodate .750” gas blocks. Threaded 1/2x28, you can easily attach your favorite .223/5.56 muzzle device whether it is a flash hider or muzzle brake. If you are building a high quality AR-15, you can’t go wrong with the Ballistic Advantage Modern Series 5.56 barrel.Ballistic Advantage proudly produces quality AR barrels that exceed very stringent demands. Their AR-15 barrels surpass the competition in precision and aesthetics. For barrels that deliver round after round consistently and accurately, choose Ballistic Advantage.