Our 3D CAD supplier models have been moved to 3Dfindit.com, the new visual search engine for 3D CAD, CAE & BIM models.
You can log in there with your existing account of this site.
The content remains free of charge.
For example, variants can be used in projects which have different 3D models assigned to their rows.
In following example the part number / order number (TNR) is used for control of the variants.
Have a look on the result in PARTdataManager.