I think that RH bomber agility is ok. It needs that agility to avoid BS weapons. Make it less agile and you will be killing the best anti BS ship in the mod...
And the bomber we have here is WAY better than the one of the link above. The design follows the Rheinland style perfectly well.
(If you find any mistake in my English, please let me know via a PM)
(Really, I speak terrible English, so please, tell me if I make mistakes. I'd like to improve it a bit )