Since the knobs pool of manufactures is rapidly drying up, I think its time for another bulk order from these guys. The process is long and convoluted but I was able to get get a bunch of knobs for the MB808 crowd way back. I actually have a hundred or so of those left if anyone is intersted (minus the caps)
Their prices are pretty decent but there is a minimum order size order for a lot of stuff.
This is their offering:
http://www.sifam.com/knobsSelector.asp?cat=Knobs_Push_On
For