Why?
(To qualify, I know I can spin fine, it's not like I need to work on it. And why would I need to worry about my heart rate?)
@Fox 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.
Why?
(To qualify, I know I can spin fine, it's not like I need to work on it. And why would I need to worry about my heart rate?)