Credit: Vitaly V. Kuzmin via Wikimedia. The Uragan or Hurricane 9K57 is a 16round 220mm multiple launch rocket system (MLRS) developed by the Splav State Research and Production Association, Tula, Russia. Splav also produces the Smerch, Grad and Prima MLRS. Also called the BM27 or 9P140, the MLRS system entered service in 1977.