Tried a centrelock disc already? Could alternatively mill the adapter (from the back), but that's a whole can a worms
@Rodolfo 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.
Tried a centrelock disc already?
Could alternatively mill the adapter (from the back), but that's a whole can a worms