Paracord Necklace Charm Holder
This is a simple charm holder, it uses a M3 bolt and nut to secure the charm, and you can switch out charms without needing to make a whole other necklace for the charm. My idea for this came about due to the huge amount of time it takes to make a paracord wrap.
If I had to do it again, I would probably use a thinner rope than paracord, the paracord is rather wide and thus gaudy. At the local hardware store Masonry twine looked promising to me