Originally Posted by
queerpunk
it sounds like the sweetspot for track PMs are 110bcd quarqs with a 110->144 Bergstrom Technologies adaptor. that winds up being a lot cheaper than an SRM. i know one person who has a Rival Stages arm on Omnium cranks, but there's a 7.5mm differential q-factor.
I can't even find a price for the Bergstrom Adaptor.
Edit: Nevermind. Found this.
https://www.facebook.com/BergstromTe...14267348670929
Thats a lot of moolah for a bit of machined aluminium.