Black half ball circular barbell, 14 ga Home » Black Line | Circular Barbells | Ear piercing | Nipple piercing | Nipple Rings & Shields Gauge (Thickness): 14 (1.6mm)5mm half ballType: circular barbellMaterial: titanium coated 316L surgical stainless steelShown: 14mm circular barbell. Retail Price: $13.79Your Price: $ Diameter: ----- Choose One -----3/8" (10mm)1/2" (13mm)Quantity: