Moon end in titanium, 5mm, threadless is backordered and will ship as soon as it is back in stock.
From Anatometal, a threadless moon end in implant grade titanium (ASTM F136), 5mm overall size. Great for earlobe, helix, tragus, conch, and nostril piercings!
Anodization is available.
You'll need a compatible post for a complete piece: