Multiple Manufacturers AR Pistol Upper Receiver Assembly - 13" Barrel
This AR pistol upper receiver assembly features a 13" barrel and a direct-impingement gas system. It is set up to mount on a compatible AR-15 lower and features a free-float M-LOK handguard with a full-length Picatinny top rail.
Includes a BCM foregrip. This upper is configured to accept a muzzle device of your choice and a BCG.

