A round, very slim bearing cap would be fine. I think if it's very low profile it shouldn't look too out of place.
Anything like what tester sells?
https://grafixbyjorj.co.uk/
I didn't realise he made them in 1 1/4! Might have to see what he has stock of. Thanks!
@samrensho started
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Anything like what tester sells?
https://grafixbyjorj.co.uk/