https://www.bearingsrus.co.uk/transm...itional_tabbed

This is the sort of thing I have come across at times, just wish it was a little smaller! Sometimes I think a heavyweight would be easier!!!

Something like this might be hackable also

https://www.ebay.co.uk/i/16269664388...9035693&crdt=0

On a related topic, what belt cross sections do people use for FW spinners? I was thinking 10x8mm, could maybe squeeze up to 13x8 but Part of me thinks the pulley radius is too small for that cross section.