I have turned similar pieces and used a faceplate to make a 4 prong drive for the headstock end with a revolving steb centre for the tailstock end.
If you use a faceplate you will need to make sure the end is square in all directions or you could have severe out of true issues.
Both...
Alex I assume this is a typical metalworking chuck, these generally have two sets of jaws,for internal or external holding.
The typical dovetail type jaws for woodturning are not available for such a chuck.
You will need to start from scratch with any one of the numerous 4 jaw chucks...
I have used this service for a number of years but like many never had to use it in the event of a problem.
Although targeted to Artists [Kevin are you suggesting Wood related items are not Art?] in the Insurance Key Facts it defines the word Visual or Aplied Art thus
"Visual or applied art’...
There are a number of suppliers who make/sell belts to suit the ProEdge offering a wider selection of grit sizes.
Abtec for instance have both 240 and 320 grit Ceramic belts.
I use a belt sander to smooth out all the dings on my tool rest.
At a demo some years back the demonstrator rubbed a bar of soap along the rest, I have tried this and it works but find the belt sander works ok for me.
Google is an internet search engine, there are others, all work the same you type in whatever you wish to search i.e Kity 664 Lathe Manual and you will instantly get a list of relevant sites, for this input you will get about 1,540 results.
The Item description is in fact the belt type/code i.e Poly Vee belt 584 mm long with 6 Ribs.
Should be readily available from and V Belt supplier.
Richard