Barrel: 11.5" 4150V Chrome Moly vanadium steel, phosphate coated and chambered in 5.56 NATO with a 1 in 7" twist. Carbine-length gas barrel is finished off with a PSA Lightweight 10.5" M-Lok rail, a low profile gas block, and a PSA A2 Flash Hider.
Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS 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.
Bolt Carrier Group: Bolt made of mil-spec shot-peened Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked per mil-spec.#html-body [data-pb-style="62DF82896EBEA"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF82896EBF7"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}
Save on PSA 11.5" Carbine-Length 5.56 1/7 Phosphate 10.5" Lightweight M-Lok Upper - With BCG & CH with a Palmetto State Armory promo code