This is the transparent version of the hugely popular Wisteria. These rods have a better COE and are transparent to translucent, though they are “seeded” with tiny air bubbles.
12.7 MM x 2.4 MM Schott Medium Wall Tube
6 MM Schott Clear Rod
9.5 MM x 2 MM Schott Medium Wall Tube
26 MM x 4 MM Schott Heavy Wall Tube