Diamondback Firearms DB15, Obsidian Series, Semi-automatic Pistol, AR-15, 5.56 NATO, 11.5" Threaded Barrel, 1/2x28 Thread Pitch, Carbine Length Gas System, 11" MLOK Handguard, Anodized Finish, Black, SBA5 Brace, 30 Rounds, 1 Magazine DBF1984K001