Is it the case that adaptors exist to fit PM/IS calipers to flat mount frames, but not the other way round?
There's a Canadian company which does it:
https://www.assolutions.ca/product-category/adapters/
@n3il 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.
Is it the case that adaptors exist to fit PM/IS calipers to flat mount frames, but not the other way round?