In today's tutorial, you will learn how to configure an interchangeable mold base in NX 10. Thank you @Jahnsen for this article, which originated as a reply to a question on the NX Design Forum.
To edit the parameters of each component in the Mold Base Library, select the dropdown button beside the component. The selected component will be highlighted (as seen below) and will show the component's detailed information.
To add or edit mold base plates, or to change the mold type, simply edit the parameters. All parameters are listed in the details of the Mold Base Library.