Titanium Internally Threaded Dangle Bezel Round CZ Triple Moon Phase Gem Top . Manufactured from High Polish Implant Grade Titanium (Ti-6AL-4V-ELI ASTM F136).
Post available at this link https://bepierced.com/product/titanium-push-fit-threadless-labret-post/
To secure the inside bar or base, add a slight bend to the pin by simply inserting the pin halfway and pushing the top to one side.