FNH-AR15HFM4

AR-15 HF Barrel OAL M4

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AR-15 HF Barrel OAL M4

SKU
FNH-AR15HFM4
  • Twist Rate: 1:7
  • Chrome Lined
  • Hammer Forged
  • Alloy Steel
The bore and chamber are chrome lined to help resist corrosion and provide resistance to heat erosion which greatly improves barrel life and reliable chambering / extraction. The M4 style feed ramps and barrel extension provide consistent feeding and the matte black Manganese Phosphate finish resists external corrosion and oxidation.