XTS Complete Upper Receiver w/o BCG, AR-15, 300 BO, 17.5in, 8.5in, Pistol, 1-8 Twist, 5/8x24 Thread, M-LOK, Bird Cage, Black Nitride Finish, OD Green, XTSCU8300OD XTSCU8300OD

UPC:

767820107127

MPN:

XTSCU8300OD