machine7 do make adapters
and they do sell some CSP stuff, some kerscher stuff and also have many other parts made for them by local engineering firms. its all great stuff.
those wheels in the attachment arent actually raders, they are called "der steiner rads". they are a replica of an original prototype raders design that was never put into production.
http://www.thesamba.com/vw/gallery/i...uareback+exact
"radars" are a UK copy of original raders and are being sold through java:
http://www.vwjava.com/page17.html
http://www.javaglobalenterprises.com/
be aware that this route isnt even close to cheap.. even in comparison with modern rims like us guys use.