My seat belt buckle stopped working in my Volkswagen Jetta, the replacement unit is $140 so I decided to fix it myself. It ended up being a pretty easy fix, I designed and 3d printed a replacement plastic piece.
Here is a link to the file of the part I designed:
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Can you do the assembly part slower?
Ohh it’s so easy when you have the friggin molding machine lol
Do you have the 3D file