Diamondback Firearms DB15, Semi-Automatic Modern Sporting Rifle, 5.56 NATO/.223 Remington, 16" Medium Profile Threaded Barrel 1:8 Twist Rate, 1/2x28 Thread Pitch, Carbine Length Gas System, 15" M-Lok Handguard, Magpul MOE Pistol Grip and Carbine Stock, A2 Flash Hider, 30 Rounds, 1 Magpul PMAG