I use 10-speed dérailleur chain for the timing chain and spacers to move the timing rings inboard by 2mm, because the 1R8 final drive chain has very long pins. There's probably room for 8-speed, which would be a bit stronger, but 10 is what I had laying around and it only has to take my power.
@gbj_tester 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 use 10-speed dérailleur chain for the timing chain and spacers to move the timing rings inboard by 2mm, because the 1R8 final drive chain has very long pins. There's probably room for 8-speed, which would be a bit stronger, but 10 is what I had laying around and it only has to take my power.