Rock River Arms 7" A4 Pistol Upper Half Complete AR-15 223/5.56 W/BCG

CALIBER:5.56MM NATO CHAMBER FOR 5.56MM AND .223 CALIBER
UPPER RECEIVER:FORGED A4
BARREL:7-INCH CHROME MOLY, 1:9 TWIST
GAS BLOCK:LOW PROFILE GAS BLOCK
MUZZLE DEVICE:A2 FLASH HIDER / 1/2–28 THREAD
HANDGUARD:RRA TRO FREE FLOAT HANDGUARD WITH THREE ACCESSORY RAILS
INCLUDES:BOLT CARRIER GROUP AND CHARGING HANDLE ASSEMBLY
NOTE:FOR PISTOL AND SBR APPLICATIONS ONLY - ALL NFA RULES APPLY.