The Gorget is the keystone of your rig. This piece os armor protects the neck and throat. If it does not fit comfortably and move smoothly, you will spend more time fighting your armor rather than your opponent. Another neckpiece is the Bevor, which is typically used with a Sallet or Bascinet, covers the jaw-line in addition to the neck and throat; this particular piece my even extend down to the sternum. These are built strictly off your cast so that it conforms beautifully to your specific body.