It's not too tricky, but I wouldn't bother doing it unless they need the G-springs replaced. The design is very simple and doesn't need regular lubrication, etc.
@rodabod 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.
It's not too tricky, but I wouldn't bother doing it unless they need the G-springs replaced. The design is very simple and doesn't need regular lubrication, etc.