To Assign a Different Model to a Quantity Column
Use the Column Model/Rep command in the TBL REGIONS menu to display a different model, instance of a model, or simplified representation to control a quantity column.
1. Open a drawing with a repeat region where you have defined the report parameter rpt.qty.
2. On the Table tab, click Repeat Region. Alternatively, right-click and click Repeat Region on the shortcut menu. The TBL REGIONS menu appears on the Menu Manager.
3. Click Column Model/Rep.
4. Select a column with the report parameter rpt.qty. The Open dialog box opens and displays all files in your current working directory.
5. Select a new model and click Open.
6. Click Done on the TBL REGIONS menu. The new model is assigned to the quantity column.
* 
BOM balloons are not supported for repeat regions with multiple models.