All the trackballs are pretty much the same.
The hardest part is make sure you use multimouse in MAME settings if you have more than 1 mouse device, as you want to be able to set device specific sensistivity values.
You can figure out per games sensivity values with some info from here: https://web.archive.org/web/20160421175734/http://wiki.arcadecontrols.com/wiki/Spinner_Turn_Count