Body Candy Stainless Steel Synthetic Opal Rope Accent Septum Clicker 16 Gauge 16 gauge; 1.2 millimeter septum piercing 5/16 inch; 8 millimeter straight barbell septum clicker 3/8 inch; 10 millimeter width with 1/4 inch; 6 millimeter rise septum jewelry 316L stainless steel straight barbell for septum piercing with synthetic opal Septum ring features clear accents and an easy open and close hinged barbell