just got calculator for firefox... https://addons.mozilla.org/en-US/firefox/addon/1194 really good and to bookmarks bar... remembers all sums you've ever done... unless you clear it!
@Shinscar 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.
just got calculator for firefox...
https://addons.mozilla.org/en-US/firefox/addon/1194
really good and to bookmarks bar... remembers all sums you've ever done... unless you clear it!