For sell is a Aero Precision M4E1 lower and a larue mbt-2s straight bow trigger and Heavy spring. These have only been dry fired. Comes with BCM qd end plate, mod 3 pistol grip, and a vertical grip. End plate has some wear from castle nut but is not staked (castle nut not included. Comes with seekins ambi safety (no dentent or spring included, ambi mag release (Norton clone, have not tested) , and some off brand buis
