Titanium 1.5mm Rolo Chain with Ring$40.00PriceQuantity*Add to CartBuy NowManufactured from High Polish Implant Grade Titanium (Ti-6AL-4V-ELI ASTM F136).Ring: 2mm (ID) x .35mm (THK)Size: 7/8 (2), 1 (2), 1 1/8 (2), 1 1/4 (2), 1 3/8 (2), 1.5 (2)