This window lets you create a new Component.
The name of your Component.
Initially shows a list of all the Parts in your model. You can select one or more Parts in this list.
A list of the Parts you have chosen for your Component.
Select one or more Parts in the left box and click this button to add the selected Parts to your Component.
The Parts will be removed from the list in the left box and added to the list in the right box, as shown in the following example:
Select one or more Parts in the right box and click this button to remove the selected Parts to your Component.