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Old 07-11-12 | 12:43 PM
  #16  
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onespeedbiker
Retro Grouch
 
Joined: Oct 2007
Posts: 2,210
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From: Santa Cruz

Bikes: Yes

Originally Posted by jim p
Also it seems that once the bike is shifted that the type deraileur would be a non issue as far as the chain staying on the chain ring. For proper operation the deraileur should not be touching the chain after the shift has been made.

Thanks for the suggestions. Getting bikes to work well can be interesting.
Well yes and no. While the majority of time the chain will not be rubbing on the RD fence, if installed properly the FD should be low enough so if the Chain tries to derail off the big ring, the cage will stop it; this is why rccardr wanted to know;

Originally Posted by rccardr
* How close to the big ring does the FD cage sit? Should be about the thickness of a nickel as the cage passes over the teeth on the LARGE LOBE of the BioPace ring (there will be more space when the small lobe is under the cage).
Also the reason your
Originally Posted by jim p
What happened? Did you guys get tired of pulling my chain?
was because you pretty much shot down eveyones' idea that was trying to help..
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