Colt AR15A3 Carbine with the restricted lower. Comes with a newer manufactured 1/7 twist barreled upper from Colt. Factory Colt upper and lower. Also includes a quad rail and 14.5" barrel pinned and welded to 16" with a surefire muzzle device. Also has a full auto/M16 profile carrier if you want to use am FRT in it. 


Let me know if you have any questions.