Thread: Modernizing '72 Paramount P-15
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Old 10-25-11 | 06:56 AM
  #13  
Sierra
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Originally Posted by pastorbobnlnh
Have you tried measuring the BCD of the granny ring?
PastorBob,
The bcd of the 36t granny ring on these Campy triples is 100mm. I've often wondered why they didn't make a 32t ring for it. Apparently Jim Merz made some for awhile but I've never seen one. I'd love to find one for my '71 P15.
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