14 mm Male Opaque Bottom Core Reactor Quartz BangerDescription Whether you're experienced or completely new to dabbing, this banger is perfect since it retains heat much longer than a traditional nail giving you much more consistent vaporization. This is a great banger since the entire bottom part of the banger is made with the same, heat keeping quartz material. This new feature helps seal the connection between your banger and your cap. Keep consistent heat for every rip with the opaque bottom