Works with any AR lower. Smith and Wesson upper chambered in 5.45x39 russian. Upgraded firing pin and high mass bcg to handle the hard steel, chrome lined barrel. Very lightweight. Works flawlessly. Comes with 3-9x32 scope sighted in at 75 yards. One 5.45x39 magazine full of 30 rds of 7n6 ammo, 30 rds bear hollow point, 180rds red army Ukrainian ammo, 7 boxes Monarch. (380 total)
Text is best 210-254-7531 can meet at academy off gold canyon/1604