ROCK RIVER ARMS 5.56MM ELITE A4 UPPER HALF MID LENGTH 16IN BBL

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10104808

AR0831B

5.56mm NATO Chamber for 5.56mm and .223 Caliber
UPPER RECEIVER:
Forged A4
BARREL:
Chrome Lined 16" Chrome Moly Lightweight, 1:9 Twist
MUZZLE DEVICE:
A2 Flash Hider / 1/2–28 Thread
GAS SYSTEM:
Mid-Length Gas System
FRONT SIGHT:
A2 Front Sight with Side Mount Sling Swivel
HANDGUARD:
Mid-Length Handguard
INCLUDES:
Bolt Carrier Group and Charging Handle Assembly
NOTE:
The Optional Wraparound Half Quad Handguard is not compatible with the Optional Gas Block Sight Base.

MANUFACTURER

ROCK RIVER ARMS