Vandy Vape & Alex Vapers develops a new atomizer: B3 MTL RTA. With its new lines and its new filling system, the B3 MTL RTA will not go unnoticed. It offers 2 types of capacity: 2 ml with short tube, 6 ml with long tube. Moreover, you can change the air flow without dismantling the device. There are three airflow tubes in the pack.