Originally Posted by
thechamp
not with friction shifting, and bar ends a friction in the front, users choice in the rear.
That's assuming he has bar end shifters. Since he stated he had a road bike, one would natually assume he's got brifters, right?
According to Sheldon there is some issues with Brifters and MTB derailleurs -
http://www.sheldonbrown.com/upgrade-gears.html
It's kind of ambiguous though.
__________________
This is Africa, 1943. War spits out its violence overhead and the sandy graveyard swallows it up. Her name is King Nine, B-25, medium bomber, Twelfth Air Force. On a hot, still morning she took off from Tunisia to bomb the southern tip of Italy. An errant piece of flak tore a hole in a wing tank and, like a wounded bird, this is where she landed, not to return on this day, or any other day.