Originally Posted by
Bergz
Thanks for the photo and explanation about the 30 tooth ring on 110 BCD spider..... I'm sorry to say I still don't understand exactly how it's done. Probably need to see one apart or partially fitted.
Really, I'm asking because I wondered if it's something that could be "bodged" up at home.... Asking for a friend🤔
I don't think you could do it at home because you won't have the ramped inner surface of the outer chainring to guide the chain to the offset inner ring.