Internally Threaded Circular Barbell, 2 Ga Home » Circular Barbells | Ear Piercing | Internally Threaded Jewelry | Large gauge | Male piercing | Stainless Steel Ball size: 3/8" (10mm)Gauge (Thickness): 2 (6.5mm)Type: circular barbellMaterial: 316L surgical grade stainless steel Threading Type: Internally ThreadedShown: 16mm circular barbell with 10mm balls. Retail Price: $12.59Your Price: $ Diameter: ----- Choose One -----1/2" (13mm)7/8" (22mm)Quantity: