Diamondback Firearms DB15 Combo 5.56 NATO/300 Blackout 16" 30+1 Semi-Auto Rifle, Matte Black - DB1721K001

Semi-automatic AR-15 platform rifle chambered in 5.56 NATO with included 300 Blackout upper receiver, both featuring 16" barrels with A2 flash hiders. Equipped with 12" M-LOK handguard, Magpul MOE carbine stock and grip, forged aluminum receivers, and includes two 30-round magazines. Weighs 6.3-6.65 lbs with overall length of 32.5" to 35.75" depending on stock position.