FN America 36423 Rifle Barrel 18" For .223/5.56mm 1/2"x28 Thread Black
FN AR-15 Hammer-Forged Barrels have a chrome-lined chamber and bore to help resist corrosion and provide heat erosion resistance. There barrel is forged from Chrome Moly Vanadium steel and built for the .750" diameter gas block with 1/2x28" threaded muzzle. It has an M4-style feed ramp and barrel extension for consistent and reliable feeding. This barrel is chambered in 5.56 NATO with a 1:7" twist with a manganese phosphate finish.
Caliber or Gauge: 223 Remington/5.56 NATO
Bore Type: Rifled
Barrel Type: Chrome-Lined Chrome Moly Vanadium
Barrel Features: 1/2"-28 tpi
- Product Specs
Color Black Price $509.99 Shop By Accessories Options Barrel