The FNH AR-15 Hammer-Forged Barrels have a chrome-lined chamber and bore to help resist corrosion and provide heat erosion resistance. They are forged from Chrome Moly Vanadium steel and are built for the .750" diameter gas block with 1/2x28" threaded muzzle. They feature an M4-style feed ramp and barrel extension for consistent and reliable feeding. They are chambered in 5.56 NATO with a 1:7" twist with a manganese phosphate finish.
|Caliber or Gauge||223 Remington/5.56 NATO|
|Barrel Type||Chrome-Lined Chrome Moly Vanadium|
|Barrel Features||1/2"-28 Thread|
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