Here’s the pin reversed .
You can see the sharp end sticking through the hole that the fixed end had previously worked loose from
Here’s the fixed end of the pin after being inserted into the “virgin” end and squeezed into place with needle nose pliers
And here is the pen spring From a pilot g2 ( this was free , as I stole it from Abe at work )
I ended up trimming it down to 1.5 coils so it goes in easily and holds enough tension without being coil bound should I ever need to compress it , and should the outer section open up any more it still has enough spring travel to close the gap on the ratcheting side .
Here’s the 2 ends of the hinge-pine with small blobs of epoxy to secure it in place
And here’s the epoxy that you get from amazon to fix or reinforce your shark-fins