Quartz Spinner Beads for Dab Rigs These Quartz Terp Beads measure 6mm in diameter and come in a pack of 2 quartz beads. Inserting terp beads into your quartz banger for the use with concentrates for increased flavour and heat retention. Add in a directional carb cap to help spin the beads around. Note: Bangers and Carb Caps are shown for guidance only and are sold separately! Terp Bead Features: Use: Concentrates Size: 6mm Made of Quartz Packs of 2 Quartz Beads Increase Vapor Flavour What's in the Box: 2x - 6mm Quartz Terp Beads