Product Details 16 Gauge 5/16 CZ Gem Stud Triple Chain Cartilage Earring Get three times the style with this 16 gauge tragus stud. It's made with an 8mm durable 316L surgical grade stainless steel straight barbell with a 3mm back ball end. The front ball end is 4mm and set with a color cubic zirconia gem, It features a triple length of dangle chain with matching round embellishments for motion and style that can't be beat and you can rock it in multiple piercings including tragus, helix, and some conch piercings. Spruce up your look times three with this dangle chain cartilage piercing jewelry. Specifications 16 Gauge (1.2mm), 5/16" (8mm), 316L Surgical Grade Stainless Steel Straight Barbell, 3mm-4mm Ball Ends, Cubic Zirconia