Meng RUSSIAN ZSU-23-4 Shilka Self-Propelled Anti-Aircraft Gun 1/35
Below description is from wikipedia.
The ZSU-23-4 "Shilka" is a lightly armored Soviet self-propelled, radar guided anti-aircraft weapon system (SPAAG). The acronym "ZSU" stands for Zenitnaya Samokhodnaya Ustanovka [...]