High Quality Content by WIKIPEDIA articles! The RT-2PM Topol (Russian: РТ-2ПМ Тополь ("Poplar"); NATO reporting name SS-25 Sickle; GRAU designation: 15Ж58 ("15Zh58"); other designations: RS-12M Topol) is a mobile intercontinental ballistic missile designed in the Soviet Union and in service with Russia`s Strategic Rocket Forces.