You are reading a single comment by @cycleclinic 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.
le_corbeau
@cycleclinic
What the difference between the quantum which I have and the quantum pro which I dont.