BodyJ4You Rainbow Doorknocker Slave Barbell Tongue Ring 14G (1.6mm) High Quality Stainless Steel Gauge: 14G Size: 5/8" Gauge: 14 Gauge (1.6mm) Length: 5/8 inch (16mm) Doorknocker barbell tongue ring designed with moveable slave ring. Rainbow Anodized Titanium on Stainless Steel Barbell.