22 arc ar15. Davidson defense lower, 18 Ballistic Adv SPR Premium Black Series Barrel ,15" Rail ,Comp Brake, rise armament 140 single stage 3.5lb trigger, 0 degree grip, 10rd magazine. Scope and obviously suppressor not included. Shoots moa with both 62 grain hornady Eld vt and 75 grain hornady eldm match factory ammo. Shoots the 62 grain at 3150fps and the 75 grain at 2900fps. Less than 40 rounds fired so should speed up some once broke in.