Which actually describes rather well the answer to your question as to whether they "suit the military look?"... If you're looking for a military look of a certain vintage (as the Jackals of the the time undoubtedly were) then Yes, absolutely...
This...http://www.airgunbbs.com/showthread....79#post3336479... supports your observation and confirms its credentials (although you'll pay a LOT more than £50 to get your hands on a decent condition one these days)