Originally Posted by
jeirvine
Originally Posted by
pastorbobnlnh
I just triplized my mid 1970s Nervar 50.4 BCD cranks by drilling the big ring to accept a 32T granny. Turned out pretty sweet.

Ooh - pics please. I have thought about doing that. What BCD for the 32T?
I need to check the BCD.
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Bob
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