FN America AR-15 10.5" Barrel, 1:7 Twist Button Broached, Black - 20100037

Introducing FN AR-15 premium button rifled barrels, crafted from US sourced chrome moly vanadium per Mil-B-11595E. Each barrel undergoes High Pressure Testing (HPT) and Magnetic Particle Inspection (MPI) to guarantee micro-stress and flaw-free performance. Chrome lined bore and chamber resist corrosion and heat erosion, ensuring extended barrel life and reliable chambering/extraction. M4 style feed ramps and barrel extension ensure consistent feeding, while the matte black manganese phosphate finish combats external corrosion and oxidation. Available in 5.56x45mm with various profiles and gas system lengths, from 10.5 inches Government Carbine to 20 inches Government Rifle. Quality and consistency shipped from the factory.