As the new body already had new floor panels in it, the mounting brackets for the seat were missing. Fortunately the ones from the original body could be reused.

Donor parts were available from the original body
Alfa Romeo giulia 2000 1750 gtv gt veloce Berlina 1968 restoration restauratie rebuild

All parts seperated from the floor panels
Alfa Romeo giulia 2000 1750 gtv gt veloce Berlina 1968 restoration restauratie rebuild

The inner parts with threaded wire as well
Alfa Romeo giulia 2000 1750 gtv gt veloce Berlina 1968 restoration restauratie rebuild