I am probably the last one to actually get mine, picked them up fro DJ yesterday.

I got two 1"x8tpi, mainly because there was one going spare.

Got some 20mm Compac jaws from Jim at CWS as well as an adapter plate to take most standard Nova jaws. Actually plate is a bit of a misnomer, they are actually 4 adapters that screw to the Compa chuck and then take the standard Nova jaws.

Photo shows the 2 Compac chucks, one (left) with the standard Compac jaws, one with the Compac 20mm jaws and also the 4 adapters.

All I need now are the special screws for the adapters, but Jim is looking