This is the replacement glass for the TFV12 eLiquid tank.  This is the 8ml capacity big belly tank.  

The SMOK Bulb Pyrex Glass Tube is now available for the TFV12 Prince. It has a large 8ml capacity to contain a lot of e-liquid. The Smok TFV12 Prince Replacement Glass is a long-lasting replacement glass made specifically for the TFV12 Cloud Beast King Sub-Ohm Tank, which is one of the best in the vaping industry. It is comprised of durable pyrex, which provides a crucial backup boost to the atomizer.

In The Box:
1 Smok TFV12 Prince Replacement Glass