This is a bit out of left field, but I'm looking for.....4 of, double split shaft collars , steel., 35mm i.d...... Anybody know of a source (in this country) They are to help fitting a Steib Sidecar to a Vincent Shadow......I know, I know, it's not an aeroplane. But there are a lot of knowledgeable people on this site....And I don't really have the time to make them....Geoff