Originally Posted by
vasracer
From the pictures it' shard to tell, but see if the post have flat slots or perpendicular flat surfaces. This will give you a surface for a 10mm wrench to be used for removal. It make take some time as these post are on there pretty tight.
NO, No, NO. Those are brazed on. While you might be able to pop them off with a wrench, if the guy that brazed them was any good you will probably rip a nice hole in the tube.
There are some shifter stubs that are screwed in, Cannondale used them for example, but not yours.