Self propelled mine thrower 2S4 Tulip Published 22.07.2017 at 2200 × 1650 in Self propelled mine thrower 2S4 Tulip Soviet heavy self propelled mine thrower 2S4 Tulip 240 mm. self-propelled heavy mortar 2ะก4 “Tulip”. Developed at the Urals plant of transport engineering. In service since 1971. Self-propelled mortar artillery reserve of the Supreme High Command. Usage: The war in Afghanistan