This should give you an idea...
http://www.shopatron.com/product/pro...d=DUB155/101.0
I didn't even think of my nickname in "that way" till two years into using it... it's mostly a reference to how I fly, and part of my last name.
A servo with equal arm length with the steering arm will give you 60 degrees of travel. Your right...a shorter arm on the servo would be more precise at the cost of total travel...
Hope that helps clarify a bit...
Good Luck!!
CrazyHerb