Joined: Feb 2006
Posts: 12,286
Likes: 317
From: Lake Geneva, WI
Bikes: Ridley Helium SLX, Canyon Endurance SL, De Rosa Professional, Eddy Merckx Corsa Extra, Schwinn Paramount (1 painted, 1 chrome), Peugeot PX10, Serotta Nova X, Simoncini Cyclocross Special, Raleigh Roker, Pedal Force CG2 and CX2
One more option has just become available. Shimano has gone ten speed on the 2012 Tiagra.
I noticed this 12-30 ten speed cassette on the Harris website:
http://sheldonbrown.com/harris/k7.html#10
http://techdocs.shimano.com/techdocs...&bmUID=iDDUroI
A 12-30t ten speed will work with all road derailleurs.
Last edited by Barrettscv; 08-22-11 at 04:11 PM.