FN America Rifle Barrel for AR-15 556 NATO – 16″ Length, Mid-Length Gas System (20-100041)

• Rifle barrel designed for AR platform firearms chambered in 5.56 NATO caliber
• Features 16 inch barrel length suitable for standard rifle configurations
• 1 to 7 twist rate stabilizes a wide range of bullet weights
• Button rifled construction enhances accuracy and consistent bore performance
• Mid-length gas system supports smooth cycling and reduced recoil impulse
• Manufactured from chrome moly vanadium steel meeting military material specifications

The FN America 16″ 556NATO 1:7 Twist Button Broached AR-15 Barrel Black is a rifle barrel designed for AR-15 platform builds and replacements. This rifle barrel features a 16 inch length with a 1:7 twist rate and is chambered in 5.56 NATO, providing a standard configuration for compatible rifles.

The FN America rifle barrel is manufactured from chrome moly vanadium steel and uses a button-rifled bore construction. It includes a mid-length gas system and M16 contour profile, and is high pressure tested and magnetic particle inspected for quality assurance. In typical setups, this 16 inch barrel is used for AR-15 rifles requiring a mid-length gas system and 5.56 NATO chambering. The matte black finish supports corrosion resistance, and the barrel is categorized under rifle barrels for AR platform components.