or, I could throw on a 10 sp cassette and use SLX or XT 10 sp triggers? I've got a 105 10 sp cassette laying around and that might end up being easier.
You'd need to get a 10 speed MTB rear derailleur too for that to work.
A thread about compatibility:
http://forums.mtbr.com/drivetrain-sh...ms-646014.html
Shimano Flat Bar Road Parts:
http://cycle.shimano-eu.com/publish/...andlebar0.html
http://www.shimano.com.au/publish/co...andlebar.html#