Barrel: 16" Mil-spec barrel steel, A2-style profile, chambered in 5.56 NATO, with a 1/7 twist, chrome lined bore and M4 barrel extension. Made for us here in Columbia by FN Manufacturing, the barrels are high pressure tested, mag particle inspected and finished off with a .750 diameter low-profile gas block, 11" PSA Keymod free float rail, and an A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feedramp cuts, T-marks, these upper upper receivers are made for us right here in the USA.
Bolt: Bolt is made of Shot-peened Mil-spec Carpenter 158 steel, High pressure tested and Mag particle inspected. Gas key is secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is parkerized outside, chrome lined inside.
Lower Build Kit: Includes our M4-style stock, A2 Pistol grip, Palmetto State Armory Classic Lower Parts Kit with single-stage combat trigger, Mil-Spec size buffer tube, castle nut, end plate, carbine spring, and PSA Standard buffer.