Phoenix Star Quartz Banger with Four Balls 14mm PQN007 features four balls: one big ball acts as a cap to cover the quartz banger. As long as you inhale, those smaller balls will stir to ensure efficient vaporization of concentrates. This quartz set comes with a 14mm male joint size to be compatible with most dab rigs and water pipes.
Quartz Banger with four balls
Big ball cap, one medium ball, two small balls
14mm male joint