Skip bezel set flat gem titanium top - threadless images slider SKU: Bezel Set Flat Gem Titanium Top - Threadless Sign-up to see price This threadless top features a bezel set flat back gem in five color options and four sizes. Product Details: Material: Titanium 6Al-4V-Eli ASTM F-136 Top size options: 2mm, 2.5mm, 3mm and 4mm 5 gem color options 13 anodized color options