Where can I get a replacement zero fret?

[ShredTraining]

Hi all,
 
Where in the UK can I get replacement zero frets?
 
I now have 2 Vigier Excaliburs that are basically unplayable due to zero fret wear. 
 
Thanks

[Ben]

From one of the UK dealers; http://www.htd-uk.com/page/pdv2.php?id_prod=278&onglet=points&marque_post=Vigier
...I know that World Guitars have some in stock now.