You are reading a single comment by @Jehannum and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
@Jehannum
I have used a centaur medium cage ( c 2005) 10 speed with that 12-30 cassette with no issues at all - I reckon you'll be fine. The specs for chain wrap are quite conservative in my experience. You'll need a longer chain.