You want to spray with a 50:50 distilled white vinegar, brush it in, then wipe away with a cloth.
@hugo7 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.
You want to spray with a 50:50 distilled white vinegar, brush it in, then wipe away with a cloth.