With the anniversary of September 1939 and the beginning of WW2 approaching, Mantis prepared upgrade sets for Polish Infantry figures from 1939. Heads in two sizes and equipment can be used in any figures on the market. In the photos, for example, an IBG Models (35048) figure upgraded with Mantis Miniatures accessories.
Mantis Miniatures are available from: https://www.mantisminiatures.pl/