As standard, You don't get the Top Box or Sliding carriage that it mounts on either.
The link that Cropbiker showed you will let you see all the avialable options and triumph accessories you can add on.
If you're considering the Sat Nav bracket and Garmin Sat Nav, ( or anything else for that matter ),
have a search through the forums to find out the issues that other Members have had.
Good search terms fpr these are "New Purchase Checklist", and "Triumph GPS Mount"

