Skip opal flower titanium top - threadless images slider SKU: Opal Flower Titanium Top - Threadless Sign-up to see price This threadless opal top has a flower-like design with synthetic opal petals. Product Details: Material: Titanium 6Al-4V-Eli ASTM F-136 Top Size: 6.2mm 5 opal color options 13 anodized color options Threadless style