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![Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum](http://i.imgur.com/9dmptzu.jpg?1)
Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum
![Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum](http://abload.de/img/2015-04-13_000026ku72.jpg)
Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum
![Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum Why are russian tank driver viewports always closed while german driver viewports are always open? - Ground Forces Discussion - War Thunder - Official Forum](http://abload.de/img/2015-04-13_00001svu70.jpg)