Hard to see for sure. I think I have seen thosee humvees in goodwill and they are very compact if that is them.

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Klink: Schultz! Where is that radio?
Schultz: They didn't tell me!
Klink: Find it at once!
Schultz: Jawohl, Herr Kommandant.
Klink: Hogan! Where does that voice come from?
Hogan: From the accent, I'd say England.
Hogan's Heroes" (1965)