BLEM PSA 20" A2 RIFLE LENGTH 15" LIGHTWEIGHT KEYMOD FREEDOM UPPER W/ BCG & CH - 7781378B

Barrel: 20" Chrome-moly vanadium barrel steel chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a rifle-length gas system. The A2-style profile barrel is melonite finished for accuracy and durability. Barrel is finished off with an .750" diameter low-profile gas block, PSA 15" Lightweight 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. BCG:  Bolt is made of shot-peened Carpenter 158 steel, and phosphate coated.  8620 steel  heavy profile, carrier is chrome-lined and phosphate coated.  The chrome-lined and phosphate coated Gas key is secured with grade8 screws and staked per mil-spec.  ** These uppers will have cosmetic blemishes that do not affect function. This may include, but is not limited to, forging marks under the finish, scratches, slight variation in the finish color coat.