Assembly Design > Top Down Design > Data Sharing > Merge and Inheritance Features > Inheritance Features > To Create an External Inheritance Feature
  
To Create an External Inheritance Feature
1. Retrieve an assembly, select a part in it, right-click, and choose Activate.
2. Select a second part in the assembly as the reference model from which geometry will be copied and click Get Data > Merge/Inheritance. The Merge/Inheritance tab opens with the reference model selected by default. You can select a different part as the reference model from the Model Tree or in the graphics window.
3. Click to toggle between Merge mode (default) and Inheritance mode.
4. Click . The Component Placement dialog box opens.
5. Choose Default from the Constraint Type list to place the external Inheritance feature in the default location or place it in a different location using one or more sets of constraints.
6. Click to complete the feature placement.
 
* Click to change placement references.
7. Use the Options and Properties subtabs to define external Inheritance feature properties.
 
* Properties options are identical to standard Inheritance features.
8. Click to complete the external Inheritance feature.