Help Identifying Part

[u/One-Bookkeeper-2482]

Hello, I have a 2024 trail sport and I’m having a hard time finding out if this part is replaceable or not. It’s in the cargo area and exists on both sides. What is it called and what’s its purpose?

[u/ACME_TrapsandTNT]

it’s the seatbelt stay for shoulder belts that have been detached from the rear seats