A quick search for the front spacer took to me to a very well stocked site, looked through their campag hub fittings and they had the rear cassette side bell fittings required and in stock - ordered and on way.
Originally Posted by
gfk_velo
They are the ones for the front hub and rear NGS only
Rear GS are different.
I already have the factory hunting for them for the OP ... unless there's another customer looking to do this particular build ...
We have a few of each but not enough for a full build.