Shimano Tiagra 12-32 cassette change
I just purchased a 2017 Cannondale CAADX with the stock 12-28 cassette. Since I'm old and slow AND live in the mountains, I'd like to swap the cassette for a 12-32 or 12-34. I asked a decent bike mechanic that I know if I could do this fairly easily with the stock 36-46 chain ring configuration. ...