PSA 16" CHF A2 Mid-Length 5.56 NATO 1/7 13.5" Lightweight M-Lok MOE EPT Rifle Kit - 5165448203

Barrel: A proprietary blend of Hammer forged chrome molly vanadium made by FN that is referred to as "Machine Gun Steel" by virtue of its required use in FN's M249 and M240 weapons. The hammer forging process work hardens the steel, making it more durable. In addition, the chrome process for the bore allows for a lining almost twice as thick as a standard M16 for enhanced durability. Chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a mid-length gas system. This A2 profile barrel is Mil-spec phosphate coated, High Pressure tested and Magnetic Particle inspected.The barrel is finished with with a .750" diameter low-profile gas block, PSA 13.5" Lightweight M-Lok Free Float Rail, and an A2 flash hider.Upper: Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feedramp cuts, these upper upper receivers are made for us right here in the USA.Bolt Carrier Group: For AR15 and M16 rifles and carbines. Bolt is made of shot-peened, Mil-spec Carpenter 158A(R) steel. Gas key is secured with grade 8 fasteners and staked. Bolt carrier is parkerized outside and chrome lined inside. Includes Charging Handle.Lower Build Kit: PSA MOE EPT Lower Build Kit, BlackIncludes: Magpul MBUS Sight Set, Black