Black half ball circular barbell, 14 ga Home » Circular Barbells | Ear Piercing | Nipple Piercing | Nipple Shields and Studs | PVD Gauge (Thickness): 14 (1.6mm)Material: titanium coated 316L surgical stainless steelType: circular barbell5mm half ballShown: 14mm circular barbell. Retail Price: $13.79Your Price: $ Diameter: ----- Choose One -----3/8" (10mm)1/2" (13mm)Quantity: