Possibly both.
Ah, thank you! I had seen that graphic recently but couldn't remember where. Right. Anyone able to measure some Vittoria Corsa G+ next to some GP4000s and Schwalbe One clinchers (well, you never know).
@dglshrn 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.
Possibly both.