FN FN15 Upper Assembly 16-inch Carbine

FN FN15 16 Inch Upper Features: FN15 16 Carbine Upper Assembly DescriptionFN's proprietary Chrome Moly Venadium steel and cold hammer-forging process offer unmatched consistency and durability in every barrel produced. Each barrel and chamber is hard-chrome lined to MIL-STD 171 and barrel extensions have M4-style feed ramps regardless of barrel length. Barrels are individually high pressure tested and Magnetic Particle Inspected and each upper is test fired to ensure optimum function and performance before leaving the factory. FN 15 M16 Style Bolt Upper Assembly Specifications: - FN 15 16" Carbine Upper Assembly - Barrel Profile: M4 style - Carbine length gas system - A2 front sight post - Two piece single heat shield oval hand guard - Cold Hammer Forged - Proprietary CrMoV Barrel Steel - Hard Chrome Lined to Mil Standard 171 - M4 Feed Ramps - High Pressure Tested - Magnetic Particle Inspected (MPI) - Manganese Phosphate Finish - Chamber: 5.56x45mm - Rate of Twist: 1:7 RH - BCG/BOLT - M16/Auto Bolt Carrier Assembly - Carpenter 158 Bolt (MPI) - Staked Gas Key