You are reading a single comment by @phi_pp 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.
@phi_pp
ok just realised i measured circumference. and i have a phd in science. we're doomed