The KAK Industry Shockwave Blade is not a complete firearm but rather the pistol stabilizing brace that made the AR-pistol category commercially viable. KAK Industry builds complete AR-pistol uppers and lower receivers designed around the Shockwave Blade brace for use on standard AR lowers. Type: Pistol Action: Direct Impingement Caliber: 5.56x45mm Capacity: 30 Year introduced: 2015, USA Weight: 5.2 oz Overall length: 20" Status: Active Intended use: Range, Home Defense