Old 07-21-08 | 04:05 PM
  #17  
FormerBMX'er
Senior Member
 
Joined: Dec 2005
Posts: 1,546
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From: Beantown

Bikes: 2011 Tsunami, 2004 Fuji Team Issue and More!!!

I do repeats on a short 10% grade riding a 19lb bike and a 10lb backpack. It's amazing how much less resistance there is when I repeat on my 16lb bike and no backpack.
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