I've got a 48t Miche chainring 135BCD should fit Campy cranks, I've go a used KMC chain Z510, and a pretty new 18t sprocket all 1 1/8th. Any good? I also have a 27.2 campy aero seatpost that I could be talked into trading.... would need a replacement though
Tweed thread in the darknet bit has a list for people to be marshals, which is probably the only way to get on it now.
http://www.lfgss.com/thread36488.html