SdKfz 7 FlaK halftracks (with 20 mm and 37 mm guns), lightly sprinkled with snow. The mod tag [snow] should ensure that these mods only load in scenarios with snowy ground conditions.
Please note: Unfortunately, the mod tag [snow] overrides the mod tag [whitewash] in CMFB. This means that these mods will replace the whitewashed vehicles – after january 1st 1945
Read more about how to fix this in this thread: