Shop › Flame Heart Image 1 of 1 Flame Heart $240.00 This 14kt yellow gold piece is available as threadless. It measures 6.2mm x 6mm.It comes with a threadless titanium post. Titanium bar length: Select Titanium bar length 6mm 8mm 10mm Quantity: Add To Cart Added! This 14kt yellow gold piece is available as threadless. It measures 6.2mm x 6mm.It comes with a threadless titanium post.