Originally Posted by thirdgenbird

just fyi: those chorus levers look to be pre 2001 9spd. they will only work with early 9spd derailleurs or 8spd derailleurs. if you intend to use it with 2002 or newer parts (like the pictured derailleurs) you will have to swap out the index ring (or use a centaur/daytona lever as a donor)