Old 02-25-12, 09:06 AM
  #9  
JohnDThompson 
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Originally Posted by Charles Ramsey View Post
http://www.bikebrothers.co.uk/ih_grubb.htm Ian Hibell used a 31 on the rear he said it ran on the ragged edge of good performance. I never tried this with a Campagnolo but on Shimano and Sun Tour you can use a larger gear by pulling the derailer back either by tying the cable to a fender strut or I saw one person use a spring.
With the long-slot model 1010 dropouts such as those on Hibell's bike, you can often position the wheel in the slot such that the derailleur will clear a 30 or 31T cog:

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