Steel cone circular barbell, 12 ga Home » Circular Barbells | Ear Piercing | Female Piercing | Stainless Steel Gauge (Thickness): 12 (2.0mm)Material: 316L surgical grade stainless steel Type: circular barbellShown: 13mm circular barbell with 6mm cones. Retail Price: $8.61Your Price: $ Diameter: 1/2" (13mm)only this diameter is available Cone size: ----- Choose One -----5/32" (4mm)3/16" (5mm)Quantity: