Titanium 18/16g Internally Threaded End Material | Titanium 6AL4V ELI ASTM F-136 (Nickel-free) Manufacturer | Industrial Strength (IS) Size | 12mm overall Gemstones | 2mm (2), 2.5mm (2) 3mm (1) Swarovski Gems Sku | TNBPRPFGE from Industrial StrengthAll Jewelry from Industrial Strength is guaranteed against manufacturing defects for lifesold individuallyposts sold separatelypick your post here! 14g threading available at no extra charge - please indicate in ordering note Custom gem combinations available at no extra charge - please indicate in order note