|Type||Multiple rocket launcher|
|Place of origin||Belarus|
|In service||2016 – present|
|Produced||2014 – present|
|Caliber||300 mm (12 in)|
|Maximum firing range||200 km (120 mi)|
|global navigation satellite system (GNSS) / inertial navigation system (INS)|
The Polonez Multiple Launch Rocket System  is a Belarusian 300 mm rocket artillery system of a launcher unit comprising 8 rockets packaged in two four-rocket pods mounted on a MZKT-7930 vehicle. In 2018, it was exported to Azerbaijan. MLRS was designed by the Belarusian Plant of Precision Electromechanics in cooperation with a foreign country. The Belarussian army is armed with it. The upgraded Polonez-M has passed all trials and has been accepted into service by the Belarusian army. Its supplies have already begun. Upgraded Polonez has an increased range of 300 km and a higher share of Belarusian-made components. It can also fire a 480 kg warhead tactical missile.
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- International Institute for Strategic Studies (IISS) (9 February 2016). "The Military Balance 2016". The Military Balance. Routledge. 116: 181–183. doi:10.1080/04597222.2016.1127558.