PSA 16" M4 Carbine Length 5.56 NATO 1/8 Phosphate MOE Upper With BCG, CH, & MBUS Rear, Olive Drab Green

#html-body [data-pb-style=E85B2AS]{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:0;margin:0 0 10px;padding:10px}#html-body [data-pb-style=QF08GNJ]{border-style:none;border-width:1px;border-radius:0;margin:0;padding:0}Barrel: Phosphate coated 4150V chrome moly vanadium 16" barrel. Chambered in 5.56 NATO, with a 1:8 twist rate, M4 barrel extension, and a carbine length gas system. Barrel is is finished off with Magpul MOE Olive Drab Green carbine length handguards, F-Marked gas sight base, and an A2 flash hider.Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer.Bolt: Full-auto profile bolt carrier group. Milspec Carpenter No. 158(R) steel bolt, shot peened, gas key hardened to USGI Specifications, fastened with grade 8 screws, and staked per Mil-Spec. Includes: Magpul MBUS Rear Backup Sight, Black