Hell Yes/Fixed Gear Gallery Gold Sprints, Blind Pig, 9 February 2009

  Detail of the sensor setup  


  Closeup of the sensor --- a rare earth magnet pulses a sensor  





  Jon spun fast enough the magnet flew off the roller and had to be re-glued  

  Determining the brackets  




  I don't remember this guy's name, but he was the male winner, and hella fast. 500 meters in 16.556 seconds = 108 km/h (67 mph)  

  Tire wear  



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