Ballistic Advantage 5.56 NATO 16" M4 Profile Barrel 1:7 Twist – AR-15

This 16-inch government/M4 profile barrel delivers reliable performance for standard AR-15 builds. The 1:7 twist rate stabilizes heavier projectiles from 55 to 77 grains, making it well-suited for both bulk ammunition and precision loads. Chambered in 5.56 NATO, this barrel accepts both 5.56 and .223 Remington cartridges.

Machined from 4150 Chrome Moly Vanadium steel with a QPQ nitride finish for corrosion resistance and barrel life. The M4 feed ramp extension ensures compatibility with standard AR-15 upper receivers. Comes with a .750-inch gas block journal and carbine-length gas system. Includes a pre-installed barrel extension, ready for headspacing and installation.

• Type: Rifle Barrel
• Caliber: 5.56 NATO
• Length: 16 inches
• Profile: Government/M4
• Twist Rate: 1:7
• Material: 4150 CMV Steel
• Finish: QPQ Nitride
• Gas System: Carbine-Length
• Gas Block Journal: .750 inch
• Compatible Firearms: AR-15 Platform