Shimano does make 7-speed brifters (albeit for entry-level groups):
https://www.amazon.com/Shimano-Tourn.../dp/B00961NHA4
The math seems to work when I use @
KCT1986's chart -- thanks for that.
__________________
Originally Posted by
chandltp
There's no such thing as too far.. just lack of time
Originally Posted by noglider
People in this forum are not typical.
RUSA #7498