GRAV Bubble Carb Cap
GRAV
The GRAV Bubble Carb Cap is a functional glass accessory crafted from medical-grade borosilicate glass, designed to enhance concentrate sessions. Measuring 4.7 cm in height, it features a semi-spherical bubble base that allows for precise airflow direction inside standard quartz buckets. An ergonomic hourglass handle provides a comfortable grip while housing a manual carb hole for optimal airflow control. The flat-top design prevents rolling when placed on flat surfaces, ensuring the glass remains safe and workstations stay clean.
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Last Update: November 2, 2026
The GRAV Bubble Carb Cap is a specialized glass accessory engineered to maximize vaporization efficiency by retaining heat and directing internal airflow. Crafted from medical-grade borosilicate glass, this tool merges an ergonomic form factor with high-performance functionality, making it a highly practical addition to any standard concentrate setup. Designed with a universal fit, it pairs seamlessly with traditional quartz heating buckets to ensure consistent thermal management. Users benefit from an intuitive physical shape that allows for manual vapor control during use. It serves as an essential component for individuals seeking precise airflow manipulation without compromising on durability.
Precise Airflow Direction
Featuring a semi-spherical, rounded bubble base, this accessory is designed to be smoothly tilted and rotated in any direction. This gimble mechanics allow the user to push and direct airflow exactly toward unvaporized material inside the heated quartz bucket. By maneuvering the cap, users achieve an even distribution of heat, which effectively maximizes the overall vaporization process.
Ergonomic Hourglass Handle
The upper section features a hollow, hourglass-shaped handle that provides a comfortable and secure grip during active use. This carefully engineered handle also houses the integrated carb hole, granting the user manual control over the internal air intake. By covering or exposing the opening, users can continuously adjust the internal pressure to suit their preferred draw resistance.
Anti-Roll Flat Top
To prevent accidental damage, the uppermost part of the cap features a completely flat surface. This practical addition acts as a built-in stand, ensuring the round accessory will not roll off tables or mats when set down. This stabilizing feature keeps the workstation clean while effectively protecting the 4.7 cm tall glass from rolling off flat surfaces.
Universal Quartz Compatibility
Engineered as a versatile accessory, this cap is designed to provide a universal fit across various setups. Measuring approximately 3.0 cm in width, it rests perfectly on top of standard quartz bucket styles. This broad compatibility ensures that it integrates seamlessly into almost any traditional concentrate configuration without requiring specialized adapters or custom-fitted glass pieces.
What’s in the box?
- 1x GRAV Bubble Carb Cap
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