Originally Posted by
jryan
I'm looking to do some light touring on my 2008 Bianchi Volpe. It has 28-38-48 up front and a 12-23 cassette with a long cage Tiagra rear derailleur.
What would be a good cassette for touring with this setup?
You've already got a 32" low. You may not need anything lower, depending on how "light" your touring is. A 12-27 cassette is guaranteed to work with your existing hardware, and would give you one gear below what you currently have, just in case.