Daniel Defense DD4 RIII Upper Receiver Group 5.56 NATO 11.5" Barrel, Matte Black - 23-191-02397-006

This is a complete AR-15 upper receiver group chambered in 5.56 NATO/.223 Rem with an 11.5" government-profile threaded barrel and 1-in-7" twist rate. It features a Daniel Defense RIS III 10.5" M-LOK rail system, mid-length gas system, and GRIP-N-RIP charging handle. The upper comes with no sights installed and a 1/2x28 threaded muzzle for suppressor or muzzle device attachment.