It comes with a Rossi grip throttle on the right side.
If you try to install a Rossi grip on a Suzuki, you’d have to file down the grooves, which is a pain.

Honda 53140-MCF-000 ¥1,850 before tax as of January 2013

This one has an outer diameter of 34.10 mm
GSF1200 measured 33.84 mm, so roughly 34 mm
