Hardcore Spike bead Circular Barbells! These superb circular barbells are finished with a 6mm bead held in by tension, like a captive bead ring. The 6mm bead has a large 12mm machined spike attached to it. Each circular barbell is 14G (1.6mm) 1/2"; (12.7mm) and is made from 316L surgical grade stainless steel. Each barbell is polished to a mirror shine. These horseshoe barbells are perfect as earrings and nipple rings. Brand: FreshTrends Age: Adult Condition: New