Its possible to cut fresh threads in that are smaller diameter, then machine an insert, but it would cost a small fortune. If its just hte lockring thread then you've got the option of running a freewheel/SS
@BrickMan 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.
Its possible to cut fresh threads in that are smaller diameter, then machine an insert, but it would cost a small fortune.
If its just hte lockring thread then you've got the option of running a freewheel/SS