Could it be an issue of chain length at max ovality rather than the size of the ring itself? I'd read that 60t would cause problems with the fold but nothing about shifting. The top BWC people seemed to be running 60t without any issues last year...
Joe from Brompton uses a 70t!
@Rhobbs started
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Could it be an issue of chain length at max ovality rather than the size of the ring itself? I'd read that 60t would cause problems with the fold but nothing about shifting. The top BWC people seemed to be running 60t without any issues last year...