CALIBER:5.56MM NATO CHAMBER FOR 5.56MM AND .223 CALIBERUPPER RECEIVER:EXTRUDED ALUMINUM A4 WITH PORT DOOR/NO FORWARD ASSISTBARREL:16-INCH CHROME MOLYMUZZLE DEVICE:A2 FLASH HIDER / 1/2-28 THREADGAS SYSTEM:CAR LENGTH, WITH LOW PROFILE GAS BLOCKHANDGUARD:RRA 15 INCH RRAGE 3G HANDGUARD, M-LOK COMPATIBLEWEIGHT:4.25 POUNDSINCLUDES:BOLT CARRIER GROUP AND CHARGING HANDLE ASSEMBLY
Specifications:

Type	Complete
Caliber	5.56x45mm NATO
Sights
Barrel Length	16"
Barrel Material	Steel
Twist	1:8"
Barrel Description
Barrel Finish	Black
Receiver Description
Receiver Finish	Black
Handguards	RRA RRAGE 3G
Handguard Finish	Black
Barrel Length Range	16" to 16.99"