1

Will a Campagnolo Athena (2014) crank spider and crank arm from a 'standard' chainring setup of 39/53 accommodate 'compact' chainrings of 34/50, also Campagnolo Athena (2014)?

3

No, compact chainrings have 110 BCD (bolt circle diameter) while standard chainrings have 135 BCD.

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Not the answer you're looking for? Browse other questions tagged or ask your own question.