EDIT: Just noticed you were going to get the nut anyway so just ignore this.
Here's the link to the nut on Wemoto. It IS the upgraded 12mm one (90891-10124-00) as I've stuck one on mine.
http://www.wemoto.com/bikes/yamaha/fzs_6...t_kit_oem/
Here's the link to the nut on Wemoto. It IS the upgraded 12mm one (90891-10124-00) as I've stuck one on mine.
http://www.wemoto.com/bikes/yamaha/fzs_6...t_kit_oem/
Eagles may soar, but weasels don't get sucked into jet engines...