Agree with your last line, and at some point I'll slap myself into action, but as S-J points out I don't think Paul can get the parts, never mind the ballache for coaxials, plus (unless I dreamed it) I think Paul said in one thread he wanted to pack it all in.
FWIW, I believe there are other independents who can do the work.
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Chortle!
I suspect the truth is rough treatment by postie was the issue, plus these movements seem problem-prone.