Diamondback Firearms DB15, Semi-automatic, AR Pistol, 338 ARC, 10.5" Barrel, Threaded 5/8X24", Pistol Length Gas System with Superlative Arms Adjustable Gas Block, Anodized Finish, Black, 9" Free Float M-LOK Handguard, SBA5 Pistol Brace, 26 Rounds, 1 Magazine DBF1989Y001