George, If you're friction shifting Rivendell sells chainrings without ramps or pins. I do friction shift and in my experience the Origin8/Vuleta rings work fine. https://www.rivbike.com/products/chainring-110-x-46t-12016
Best, Rich in ATL On Sunday, July 9, 2023 at 6:26:59 PM UTC-4 Garth wrote: > George, Drilling out the pins to expose the holes already present won't > matter at all. Those holes are nothing compared to "back in the day" with > the drillium craze ! The 60's weight weenies dream. > > > http://classiccycleus.com/home/wp-content/uploads/2019/04/Drilled-out-chainrings-and-crankarms.jpg > > The pins and ramps are called "shift aides" by manufacturers. It's a > rather self serving thing, that indexed shifting needs "aides" to help move > the chain. Anyone that knows how to friction shift knows they are not > needed. > > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to rbw-owners-bunch+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rbw-owners-bunch/38eb68a2-9f7b-4ab8-86f7-af3844806310n%40googlegroups.com.
