It may be the current underwriter won?t quote. They should ask you to call and require with a new underwriter. A truck a lot of insurer brokers miss. Worth calling them on it I think.
Calsport on e-bay are really helpful. Link below.
https://www.ebay.co.uk/itm/154594409796?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=42OmzRpNTS2&sssrc=2349624&ssuid=ce0_MAPITY6&var=&widget_ver=artemis&media=COPY
I actually lost mine on the way from Leeds to Northallerton Police headquarters for a BikeSafe course. I?ve just looked into buying one and they are about ?70.
You could use the leather check in service the rotary club on. Although I?m not sure they do it for WSBK. I?m hoping they do though as I?m not keeping mine on all day.
I was advised at my service last month that the M endurance chain isn?t compatible with the Gen3.
Perhaps I was misinformed by the parts guy at BMW though.