OK folks... at long last and much begging on my part with the Tyga Factory, we finally have a Keyless tank cap for the RC (and Duke) 390's! I expect this will mostly just appeal to racers, but it'll work on the street as well.
You can find it here:Formula390 - Parts
Cost is ~$56 and I have 6...
390
begging
bike
cap
cost
damn
factory
filler
finally
folks
gas cap
keyless
ktm
ktm 390
ktm rc390
racers
rc390
scratch
stock
sweet
tank
test
tyga
wait
~$56