Compatible with: Human Grade Dab Rigs, Human Grade Bangers, Any Dab Rig or Banger Upgrade your setup with the Human Grade Carb Cap Collection, designed for enhanced airflow and temperature control. Each crafted from high-quality borosilicate glass for durability and heat resistance. Perfectly sized for optimal function, these carb caps help you achieve smoother, more efficient sessions. Retail Unit: One (1) Carb Cap Dimensions: 1.6" x 0.8" Material: Borosilicate