Durst Pro Gear Replacement

[dsphotog]

Since the originals are from Italy, I have always wondered if it was a common, off the shelf part, maybe automotive, like a Fiat window lift, or windshield wiper motor gear.
Naturally if it's identified as photo equipment the price increases dramatically.

[mejorquenada]

update: nylon

[Luis-F-S]

So what sort of cost are we talking about? Luis