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Old 05-09-18 | 09:35 AM
  #9  
fietsbob
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Joined: Jun 2010
Posts: 43,586
Likes: 1,380
From: NW,Oregon Coast

Bikes: 8

For actual track use white industries machines hubs and cogs with a spline connection,
making gearing changes on race day easier ..
https://static1.squarespace.com/static/53cd4a66e4b0216897ed1b86/5400cf4de4b0e0b08ee202db/5400cf4de4b0b9d085ed7a35/1409339220682/TRACK+SIL.jpg?format=500w

https://static1.squarespace.com/static/53cd4a66e4b0216897ed1b86/53ecf3a1e4b03c7a36fcfa08/53ecf3a1e4b0c8071af12e10/1408037827203/FIXED+COGS+WHITE.jpg?format=500w
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