I couldn't find who I bought mine from, but these people do them:
Secure Fix Direct
Bit pricey, I think I paid half that.
John
These people are a bit cheaper, but pin hole is 8.5mm:
GS products
Petersen do them as well, but seem to remember these rae top quality (and price!):
Petersen
Secure Fix Direct
Bit pricey, I think I paid half that.
John
These people are a bit cheaper, but pin hole is 8.5mm:
GS products
Petersen do them as well, but seem to remember these rae top quality (and price!):
Petersen