Originally Posted by
smontanaro
I have a 9s Campy cassette on my Monti Special. Large cog is 28T. As
79pmooney indicated, it was "a thing."
Branford Bike has some decoding help on their website:
https://branfordbike.com/new-page-1
I haven't yet got enough coffee in me, and am just looking at your pix on my phone, so I'm currently no use decoding things...
One take away from your link is mine seem to be Ultra drive, rather than Exa drive.