Wouldn't wanna run 45s on a 15 mm internal rim
Even though it might not be advised, you're not gonna die unless you try to run tubeless with silly little pressure. Some years ago there was only narrow mtb rims and it was a-okay.
Narrow mtb rims of the past were still wider than the narrow road rims like the Open Pro
@makko 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.
Wouldn't wanna run 45s on a 15 mm internal rim