Originally Posted by
jods
I know we're on the Yobi Chainrings at GB, no idea where you get them from though
I think he just operates off of his facebook page: https://www.facebook.com/pg/Yobi-Bike-Parts-450172982049828/about/?ref=page_internal
Some of the guys at my local track league have some of these rings and they are bloody lovely to look at.