I broke the retaining pin on my arm rest - how best to fix it?

[RobbiZ4]

Have a look:
https://e89.zpost.com/forums/showthread.php?s=f06e1a5a983ef7efff7733db5d5883f3&p=26023761#post26023761


https://www.zroadster.com/forum/threads/hallo-an-alle-z-fahrer-und-die-optimierungen-vom-germinator.101243/post-3344145