Without a bike to try it on I can't be sure...But I would guess that even non offset, the chain should be at least as far from the tyre as a middle ring/lower gears combo with the 17.5mm offset?
@Black_Rainbow_Project 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.
Without a bike to try it on I can't be sure...But I would guess that even non offset, the chain should be at least as far from the tyre as a middle ring/lower gears combo with the 17.5mm offset?