Thread: Equipment/Product Review (1984) Shimano Biopace / Non-Circular Chainrings
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Old 07-31-20 | 12:36 PM
  #7  
sheddle
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Joined: Oct 2008
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From: Seattle

Bikes: my precious steel boys

I don't know if this is my bad pedaling form, but i have them on my old MTB and can't tell
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