The BM-27 Uragan (GRAU index 9P140) is a self-propelled multiple rocket launcher system designed in the Soviet Union. It began its service with the Soviet Army in the late 1970s, and was its first modern spin and fin stabilized heavy multiple rocket launcher. The mass of the projectile is 280 kg. The caliber is 220 mm. Range of fire – 34 km. Number of barrels – 16. Crew – 4 people. Museum of the Soviet Army, Moscow