Most Likely.
Yes they move, and yes, they are the chokes. Same setup on my XS400
Strip the carbs down, and clean them. On the top cover of the carb, there are vacuum slides with gaskets, don't spray the gaskets with carb cleaner.
Dont mix up the floats, needles and seats.

Dont mix up the floats, needles and seats.
Also does anybody know if a staged exhaust will work well on a gsx 600f?