campagnolo developments table
 

Hello everyone from Spain this is my first post and see if you can help me. Anyone has the positioning table cassette sprocket campagnolo before Exa drive system showing through some letters?
is an eight-speed cassette 13-23 but I do not know how they have put the letters printed on the crowns.
sorry for my English
bye

Creo q esto es lo q andas buscando?

I believe this is what are you looking for.

http://branfordbike.com/articles/cas...-cogs-pg60.htm