4.5 Complete Upper Receiver 9mm Black

Complete 9MM upper receiver pistol assembly comes available as a 4.5 barrel, 6” barrel, and 10” upper receiver. The 4.5″ barrel features a 4″ ultra-light hand guard, the 6” barrel comes with a 5.5” ultralight handguard, and the 10” barrel comes with a 10.5” ultralight handguard. Ready to run with any 9MM AR-15 dedicated lower receiver. Includes 9MM BCG, Radian Weapons Raptor ambidextrous charging handle and suppressor ready 3-lug adapter and Blastwave blast shield.