ZIS-2 57mm anti-tank gun. The Germans also modified some captured examples by mounting a 3.7 cm Pak 36 anti-tank gun on top. See also M29 Weasel Raupenschlepper, Ost Universal Carrier Loyd Carrier References Бронеколлекция" no. 3, (2002) Mark Axworthy, Cornel Scafeș, Cristian Crãciunoiu,Third Axis. Fourth Ally. Romanian Armed Forces in the European War, 1941-1945, Arms and Armour, London, 1995. Zaloga, Steven J., James Grandsen (1984). Soviet Tanks and Combat Vehicles of World War Two, London: Arms and Armour Press. External links Tractor Komsomolets World War II armoured fighting vehicles of the Soviet Union Artillery tractors Military vehicles introduced in the 1930s