To Add a Component Property to the BOM (AutoCAD Mechanical Toolset)

At the Command prompt, enter AMOPTIONS.
In the Options dialog box, select the AM:Standards tab.
In the Standard Elements list, double-click BOM. The BOM Settings dialog box is displayed.
In the Available component properties list, click the row heading of the component property to add to the BOM. The program selects the entire row.
Click Add to. The program adds the component property to the bottom of the list in the BOM tab.
Note: The Add to button is unavailable if the selected component property already appears in the list.
Use the Move Up or Move Down buttons to position the property.
Click OK.