The Castle Glassworks 18" Straight Tube Glass Bong (Model C-003) is a heavy-duty, highly durable piece designed for daily use, offering direct airflow and an extended smoke cooling path.
- Ultra-Thick Construction: Built with 9mm thick borosilicate glass ensuring premium weight, durability, and temperature resistance.
- Dimensions & Connection: Measures 18 inches tall with a 50mm tube diameter and features a 19mm female joint size.
- Included Components: Usually ships with a removable colored glass 19mm downstem (5.75" length) and a 14mm bowl.