Barrel: 4150V Chrome Moly steel. Chambered in 7.62x39mm, with a 1:10 twist, M4 barrel extension, and a mid-length gas system. The barrel is finished off with a .750" low-profile gas block, 13.5" PSA lightweight M-Lok free-float rail, and A2 flash hider.
Rail: 6061-T6 aluminum anodized black. The thinner cross section offers a more comfortable grip, with M-lok cutouts at the 3 6 and 9 o'clock positions to mount your favorite Magpul M-lok accessories.
Upper: Forged 7075-T6 A3 AR stealth 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. No-Tmarks or logos on the receiver for a more uniform and understated appearance.
Bolt: Made in the USA for use in the PSA KS47 and AR-47 uppers. Bolt is made of shot-peened, phosphate coated, 9310 steel. Machined gas key chrome lined phosphate coated, and secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is phosphated outside and chrome lined inside.
Save on PSA AR47 16" Mid-length 7.62x39 1/10 Nitride 13.5" M-Lok Free Float Upper - With Hybrid BCG & CH - 516445220 with a Palmetto State Armory promo code