PSA 16" Mid-Length 5.56 NATO 1:7 Nitride Classic Upper With BCG & CH, ODG

Barrel: Chrome Moly steel. Nitride treated and chambered in 5.56 NATO, with a 1/7 twist, M4 barrel extension, and a mid-length gas system. Barrel is finished off with a classic ODG mid-length handguard, F-Marked gas sight base, and A2 flash hider.Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized. Uppers include forward assist and dust cover. These uppers are made for us right here in the USA by a mil-spec manufacturer.Bolt: Full-auto profile bolt carrier group. Shot-peened, mil-spec Carpenter No. 158A(R) steel bolt. Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec.