The ASh-12.7 (АШ-12.7, which stands for "Автомат штурмовой 12.7мм" or "Automatic assault rifle, 12.7mm") assault rifle is a dedicated CQB/Urban Operations weapon, developed by TsKIB SOO ("Central Design and Research Bureau of Sporting and Hunting Arms"), a subsidiary of the KBP Instrument Design Bureau of Tula, Russia, by request from the Russian FSB (Federal Security Service).