Originally Posted by
alan s
Those presta valve stem nut things (must be a technical name, but no idea) make perfect spacers for water bottle mounts. My front derailleur is between the two water bottle mount holes, so a spacer or two provides ample clearance.
Thanks for the tip. For whatever reason I didn't even think of using spacers there. I used two of the wide washers from an old set of V-brake pads on each side to mount a rack. That worked pretty well.