18.8mm Modular Mouthpiece (9448)
This modular mouthpiece will fit on any 18.8mm female joint. These are mostly used on modular style rigs like the HD3 3 piece from Goo Roo Glass.
It is also a great addition to the modular system that is being developed for the Flowerpot Pro.
* These products are hand-made and therefore, a certain degree of inconsistency should be expected.