Diamondback Firearms DB15 - Semi-automatic Pistol - AR15 - 223 Remington/556NATO - 7" Barrel - A2 Flash Hider - 6" MLOK Handguard - Matte Finish - Black - Magpul MOE Pistol Grip - 30 Rounds - Two Magazines - (1) 556 30 Round PMAG - (1) 300BLK 30 Round PMAG - Includes Additional Upper Receiver: 300 Blackout - 10" Barrel - A2 Flash Hider - 9" MLOK Handguard DB1921K001