C7 carry handle upper with bushnell trs25 dot troy alpha rail 13.9 midlength gas tnte barrel with Midwest flash cam on it. No rounds on barrel or upper bcg and rail were from a previous rifle with 300 rounds on it. Lower is a stag with a cmc single stage trigger and pws enhanced buffer tube kit. This is an ar pistol with the h&r pistol brace however with this muzzle device it canned be pinned and welded to make it a rifle.