BodyJ4You Septum Clicker Crystal Clear Stainless Steel 16 Gauge (1.2mm) Round Paved Crystal Clear Surgical Steel Septum Clicker. Color: Silvertone 16 Gauge (1.6mm), 5/16" (9x8.5mm diameter), Surgical Stainless Steel Septum Ring Clicker Septum clicker has a hinge that opens and clicks closed.