Skip steel labret - internally threaded images slider SKU: Steel Labret - Internally Threaded Sign-up to see price This 18g steel labret features a 2.5mm disc with a 0.8mm thickness and comes in your choice of length. Product Details: Material: 316L ASTM F-138 Implant Grade Stainless Steel Gauge: 18g (~1.0mm) Length Options: 2mm–13mm (~2mm–1/2”) Disc Size: 2.5mm; 0.8mm thick