This is the handle bar mounted clutch cutout switch that cuts the engine if you try to start the bike in gear without pulling the clutch lever in. If your bike fails to start with the bike in gear and the clutch lever pulled in this is usually the culprit!
FJ1200 ABS Models - Pattern switches are not available so only option is an OEM one. These are not available anymore from Yamaha but we have limited stocks available.
 
FJR1300 2013 > models are OEM ie not available as a pattern part yet. (please ring for availablity and price)