Well that’s the last time I try and be helpful. I spent about 20 mins searching for that part for you because I’m pretty good at finding stuff.
And the Internet is international, last time I checked. You want an obscure part? Guess what, it’s probably going to come from an obscure website.
As much as these winches are coveted in the US, they’re two-a-penny in the UK so I imagine there’s some associated parts knocking around there and continental Europe.