The Radical Firearms .300 Blackout pistol features a M4 profile with a Mil-Std upper and lower receiver. It offers a RPR free float rail system for increased accuracy, cool hands, and plenty of room for accessories. It delivers the quality every shooting enthusiast demands with the innovation that is expected from a modern AR pistol. This radical firearms weapon features an extremely durable 13-inch 4140 chrome moly vanadium barrel chambered in .300 AAC Blackout making it the perfect AR pistol platform. It boasts M4 feed ramps, carbine length gas system and .750 low profile gas block for optimal performance. In addition, this weapon offers an ambidextrous safety selector and a modular one-piece, free-float M-LOK thin rail for the versatility and functionality. The pistol is highly operational with a 7075-T6 lower receiver with a type III hard coat anodized finish and a carbine buffer tube.