DDM4 v7S Complete Upper Receiver 5.56mm NATO 11.5 Inch Barrel With LPG MRF XS 10.0 Rail - All NFA Rules Apply Available to order on-line. Ships in 5-14 days $1,214.00
DD Upper, MK18 URG, 556NATO, 10.3" Hammer Forged Barrel , 1:7 Twist, Flat Top, Black Finish 23-004-08013-006 Available to order on-line. Ships in 5-14 days $1,412.00