PSA 7.5 Inch Pistol Length 5.56 NATO 1/7 Nitride Hex M-Lok MOE SBA3 Pistol Kit

Barrel: 7" 4150V Chrome Moly Vanadium steel, nitride coated and chambered in 5.56 NATO with a 1 in 7 twist. The pistol-length gas barrel is finished off with a PSA 6" Lightweight Hex Full Picatinny M-Lok Free Float Rail, a low profile gas block, and an A2 flash hider.\n\nUpper: Forged 7075-T6 A3 AR upper is MIL-SPEC and hard coat anodized black for durability. Featuring a mil-spec finish, these uppers are made for us right here in the USA by a mil-spec manufacturer.\n\nBolt: The bolt is Mil-spec shot-peened Carpenter 158 steel. The gas key is secured with grade 8 fasteners and staked per mil-spec.\n\nBuild Kit: A high quality lower build kit with everything you need to assemble your AR-15 lower into a pistol. Features Enhanced Polished Trigger (EPT), Magpul Grip, Magpul Trigger Guard, and black oxide coated hammer and trigger springs. Also includes SB Tactical SBA3 Adjustable Pistol Brace, castle nut, latch plate, carbine buffer spring, 5 positioning mil-spec buffer tube, and standard carbine buffer.\n