Description Product features: Mil-Spec forged upper with receiver with Hard Coated anodize, forward assist and ejection door, with M4 feedramps. 10.5″ 556/223 barrel (nato chamber), .750 gas port, carbine gas,1/2×28 TPI, and dimpled for proper gas block install and alignment. USA made .750 Steel gas block. American Resistance 9″ Custom “We The People” handguard with full pica rail on top, and MLOK on bottom side, and hard coat anodize. A2 flash hider
