I think 19t is the smallest available gates cog but it depends on hub configuration. Some styles have a 24 or 28t minimum
Yea the Di2 motor forces a larger 28t sprocket with an inboard offset that fucks up the chainline.
or beltline. Or something.
@alsoPhilDAS started
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.
I think 19t is the smallest available gates cog but it depends on hub configuration. Some styles have a 24 or 28t minimum