This 18g (1.0mm) titanium circular barbell is available in a variety of diameters, from 1/4 (6mm) through 3/8 (10mm). Each ring is crafted from 6Al-4V-Eli ASTM F-136 grade titanium. The rings come with two 2.6mm balls, which thread onto 1.2mm external threading on each end of the barbell. These rings are anodized giving them their vibrant color. There are 18 colors to choose from allowing for a wide variety of appearance options.
