You pay a lot for a little bit of additional capability. Usually that little bit of capability isn't used.
It is very important to trip back your requirements before you visit the dealer.
"Usually that little bit of capability isn't used."
It sounds like the Blackhawks need conformal fuel tanks to extend their mission time. Those would only be configured if needed, of course.
Nearly double the troop capacity (11 vs 21) and 2 1/2 times the endurance is "a little bit of additional capability?"
Mark