RT-2UTTKh Topol-M (NATO designation: SS-27 Sickle B) is a Russian road-mobile intercontinental ballistic missile based on Belarussian transporter erector launcher MZKT-79221. Topol-M ICBM is armed in single 800 kt nuclear warhead or MIRV – 4 or 7 x 150–250 kt. Maximum range is 11 000 kilometres. System was designed by Moscow Institute of Thermal Technology and builded by Votkinsk Machine Building Plant. Strategic Rocket Forces of the Russian Federation are operating 18 units in 54th Guards Missile Division at Teykovo in Ivanovo Oblast.