This FN AR15 Carbine Barrel measuring 14.7 inches is crafted from high-grade Chrome Moly Vanadium steel ensuring outstanding durability and performance. The cold hammer forging process employed in its production is the same used for FN's renowned machine gun barrels providing resilience under sustained automatic fire. Each barrel undergoes Magnetic Particle testing to guarantee its structural integrity ensuring flawless performance. The chrome-lined bore and chamber enhance resistance to corrosion and heat erosion significantly extending the barrel's lifespan and ensuring reliable chambering and extraction. With M4 style feed ramps and a robust barrel extension this barrel offers consistent feeding while its matte black Manganese Phosphate finish provides excellent protection against external corrosion and oxidation.