Rock River Arms AR0784 LAR15M NM A4 Complete Upper 223 Wylde 20 Stainless Heavy Match Barrel Black Rec12.50 MLOK Handgaurd Railed Gas Block A2 Flash Hider

CALIBER:.223 WYLDE CHAMBER FOR 5.56MM AND .223 CALIBERUPPER RECEIVER:FORGED A4BARREL:20INCH AIR GAUGED HEAVY MATCH STAINLESS STEEL 1:8 TWIST CRYOGENICALLY TREATEDMUZZLE DEVICE:A2 FLASH HIDER 1228 THREADGAS BLOCK:GAS BLOCK SIGHT BASEHANDGUARD:RRA NM CMP TRO ALUMINUM 12.5 INCH RIFLE LENGTH FREE FLOAT HANDGUARD WITH THREE 11.625 INCH RIFLE LENGTH NM TRO MODULAR RAILSINCLUDES:BOLT CARRIER GROUP AND CHARGING HANDLE ASSEMBLY