Rock River Arms MID A4 - 16 Inch Lightweight Barrel - Basic Upper

The Rock River Arms MID A4 - 16 Inch light weight barrel - Basic Upper features a Rock River Arms 16 Inch CMV, Lightweight profile barrel chambered in 5.56 NATO with a 1:9 twist, mid-length gas system, front sight tower with bayonet lug, and a 1/2-28 threaded muzzle.  Built on a Rock River Arms forged A4 flat top receiver with mid-length plastic handguards, sling swivel, and an A2 flash hider.

Complete with Rock River Arms AR-15 bolt carrier group and forged charging handle.

FACTORY BUILT BY ROCK RIVER ARMS INC.