<p>Zircon Gold Ti Curved Bar Hanging Chain Attachment</p> <p>Gauge: 1.2mm (0.9mm thread)<br> Attachment Size: 9.5mm x 1.5mm</p> <p>Medical Grade Titanium 6Al-4VEli ASTM:F-136</p>
Gauge Size
The gauge size is the circumference of the smaller bar in the middle.