Hatty RDA by Blitz Enterprises (Authentic)
1. Two post design
2. 3mm post holes
3. Side bottom "H" and side "H" airflow with huge cloud and best flavor
4. Adjustable copper pin
5. Big chuff enuff drip tip with extra adapter
6. Peek insulator
7. Deep juice well functional barrel lock, multiple smooth threads ,seamless peek insulator, NO.1 huge vapor production and flavor, unique air hole design, available 510 adapter