This Taifun Beauty Rin with it's 23.1mm inner diameter, can fit all 23mm outer diameter atomizers such as the Taifun GX, or the Taifun GTR.
The use of beauty rings allows you to merge smaller diameter atomizers to larger base diameters of mods for a fully integrated look.
Outer diameter: 25mm to fit mods such as the Taifun Box.
Height: 2.3mm