Source: Digiflavor | Ubox Kit
The Pilgrim is a revolutionary GTA tank that features top fill system and adjustable side
airflow system.It is the best tank of both RDTA and RTA world. By integrating the
easy top fill system of a RTA with the adjustable side airflow system of a RDTA,
You can now enjoy the best flavor you can find
from a RDTA with a convenient top fill.
Source: Digiflavor | Pilgrim GTA