#html-body [data-pb-style=D031UKT]{border-style:none;border-width:1px;border-radius:0;margin:0 0 10px;padding:10px}#html-body [data-pb-style=D031UKT],#html-body [data-pb-style=G4SPY9O]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}#html-body [data-pb-style=FRIU7SM]{border-style:none;border-width:1px;border-radius:0;display:none;margin:0;padding:0}Barrel: 16" 4150V chrome moly vanadium steel, chambered in 5.56 NATO, with a 1/7 twist, M4 barrel extension, mid-length gas system, and a lightweight pencil profile. The barrel is nitride coated and finished off with a 0.625" diameter low profile gas block, PSA 15" Lightweight M-lok free float rail and an A2 flash hider. Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized. These uppers are made for us right here in the USA by a mil-spec manufacturer. Bolt Carrier Group: ToolCraft BCG has a bolt made of mil-spec shot-peened Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked per mil-spec. Includes: Magpul MBUS Sight Set, BlackBarrel: Embrace top-tier performance with a 16" 4150V chrome moly vanadium steel barrel, expertly chambered in 5.56 NATO, featuring a 1/7 twist, M4 barrel extension, mid-length gas system, and a lightweight pencil profile. The nitride coating enhances durability, complemented by a 0.625" diameter low profile gas block, PSA 15" Lightweight M-lok free float rail, and an A2 flash hider. Upper: Crafted from forged 7075-T6 A3 AR aluminum, our uppers meet MIL-SPECS and boast a hard coat anodized finish. Proudly made in the USA by a mil-spec manufacturer. Bolt Carrier Group: Experience reliable performance with the ToolCraft BCG, featuring a bolt made of mil-spec shot-peened Carpenter 158 steel. The gas key is secured with grade 8 fasteners and staked per mil-spec. Includes: Enjoy the added bonus of a Magpul MBUS Sight Set in sleek black for enhanced accuracy and convenience.