Competing in an extreme winter race like the BHP Billiton Rock and Ice Ultra requires hard training, knowledge of the north, and a good pulk.
The Rock and Ice Ultra began on March 21, 2009 in Yellowknife, NWT. Participants could choose between the Diamond Ultra 225km six day, K-Rock Ultra 135km three day or the Cold Foot Classic 55km one day race. There is a foot/snowshoe and ski category in each race. Those participating in the Diamond Ultra must pull their supplies for the entire six day race in a pulk (sled).
For a winter race, finding or building the right pulk can be a daunting task. Surprisingly, the frame is the easy part. Many great racing pulks begin with a basic kid's sled before customizing it to specific needs. Some competitors choose to simply tie it around their waist with a rope, but there are other things that can be done to improve performance significantly...
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