THE MOST IMPORTANT BANGER ACCESSORY No banger setup is complete without Glow in the Dark Quartz Terp Pearls. Quartz Terp Pearls will be an additional heating element in your banger and will turn inside the banger when utilizing a directional carb cap distributing your concentrates evenly. This will save you money by making your banger more efficient and give you better quality vapor & vapor production. x2 pcs included 6mm diameter Additional heating element Distributes concentrates evenly Increases vapor quality Increases vapor production Note: Sold in pairs. x2 pc included. Banger is for display purposes only and is not included.