Repair How-To'sStep by step how-to's from the industry's best with photo and video demonstrations.
Calvin's Corner: Tokheim Shifting System- part 1
See the full article at http://www.parktool.com/blog/calvins-corner/tokheim-shifting-system A close up look of the Tokheim Shifting System as it runs through the gears, all five of them.
2012 Cyclo-Cross Championship- bike swap
http://www.parktool.com/blog/calvins-corner/Madison_cyclocross_2012 View from the pits at the USA 2012 Cyclo-Cross Championship in Madison Wisconsin. First is the lead off lap of the Elite Men. The second part are some bike swaps during the Collegiate division.