Diamondback Firearms DB15 - Semi-automatic Rifle - AR15 - 223 Remington/556NATO - 16" Barrel - A2 Flash Hider - 12" MLOK Handguard - Matte Finish - Black - Magpul MOE Pistol Grip - Magpul Carbine Stock - 30 Rounds - 2 Magazines - (1) 556 30 Round PMAG - (1) 300BLK 30 Round PMAG - Includes Additional Upper Receiver: 300 Blackout - 16" Barrel - A2 Flash Hider - 12" MLOK Handguard DB1721K001