The TEPHRA is VOLCANO's first mech mod with interchangeable, color sleeves for peak customization. Build your TEPHRA from the inside out to make it just as unique as you are. For use with the “Cauldron” RBA.
For use with the TEPHRA, the Cauldron is an RBA with adjustable airflow and a copper center post for more resistance control. Removable aluminum sleeves allow you to mix and match colors with your TEPHRA.