This weapon is extra clean (less than 100 round count) RRA Upper and magazine adapter (has bolt hold open function when used w/ Colt mags and is the bottom load with allen screw detent, which uses the weapons correct mag release. DPMS lower with correct Colt 9mm hammer and Colt 9mm Heavy Buffer. Collapsible waffle stock, 6 converted Uzi mags 3-32 round, 3-25, work well but do not enable bolt hold open function. One is the rare MP5 type curved (hard to find and pricey). Pics on request. Please email for contact. Price is $950 cash or $850 without magazines.