this place will chromate mag wheels etc
http://www.mb-racingwheels.com/
the fella who bought my centre locks has also made a set from billet but for his own use, as he said the machine time makes them too expensive to sell.
I have a spare centre if anyone needs one for measuring up for cnc
this place sells the inners and outer for a reasonable price
http://www.titanium-touch.com/felgen...sterne_uk.html