You are reading a single comment by @Chalfie and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
Brommers
Emyr
@Chalfie
Daft question, first time reader:
has anyone on here
done this:
http://benmanson.com/review/di2/di2buttons.htm