Pulley for kegel wheels?

I need a pulley that will fit the orangatang kegel wheels and from the uk. Help!!

You could use this files and print them on 3DHubs :

anyway to get it printed cheaply? cheers @e-boarding

Where do you live ? Lol just read end of first post. Shapeways is a good spot in the uk.

or 3dhubs if you want a bit cheaper.