Available in Sage 50 Premium Accounting and higher.
Add or Remove a Component from a Bill of Materials Item
                                                
To add a component to an inventory item that is built from a bill of materials:
                                                
                                                    
                                            
                                            - Open the record for the inventory item. How?
- In the Home window, click Inventory & Services on the navigation pane.
 - In the Tasks pane, right-click the Inventory & Services icon and select Modify Inventory & Services from the menu.
 - Select an inventory or service item from the list and click OK.
 
 - On the Build tab, for each component that you want to add, enter or select the Item, Unit, Description, and Quantity.
 - Click Save and Close.
 
To remove a component from an inventory item that is built from a bill of materials:
                                                
                                                    
                                            
                                        - Open the record for the inventory item. How?
- In the Home window, click Inventory & Services on the navigation pane.
 - In the Tasks pane, right-click the Inventory & Services icon and select Modify Inventory & Services from the menu.
 - Select an inventory or service item from the list and click OK.
 
 - On the Build tab, select each column of the component that you want to remove and press the Delete key. Repeat this step for each component that you want to remove.
 - Click Save and Close.