How to Download BOM article from ECC to CRM where article usage type in ECC is 3?

Hi Experts,

We have BOM articles with article type ZPAK and usage type "3" created in ECC. In CRM we have the main article with category_id as MAT_ZPAK and its components with category_id as MAT_ZCOM. But components are not in relationship with main pack article in CRM

Please help me downlading the BOm articles from ECC to CRM where article usage type is 3.

Attaching the screen from CRM with component as blank.

Thanks and Regards!!