You are reading a single comment by @Velocio and its replies.
Click here to read the full conversation.
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.
@Velocio
M3 simply means 3mm. Well it also implies a standard pitch... but any M3 screw/bolt should fit.