Key Features
- Material & Construction: Machined from 316L stainless steel with a multi-piece design separating the top cap, sleeve, and deck for easier building and maintenance.
- Chimney Bore: Features a 4.5mm chimney bore to ensure a smooth, unrestricted airflow path while maintaining excellent flavor concentration.
- Deck Configuration: Uses a single-coil quad-post deck designed for universal coil orientation, supporting larger and complex builds with wide post spacing and a durable screw system.
- Wicking System: Includes dual wicking channels to ensure efficient e-liquid saturation and consistent performance.
- Airflow Control: Equipped with an interchangeable airflow pin system offering multiple sizing options, allowing precise tuning from restricted MTL/RDL to open DL configurations.
- Compatibility: Designed specifically for Boro AIO systems.
Technical Specifications
RBA Specifications
| Parameter | Detail |
|---|---|
| Material | 316L stainless steel |
| Chimney Bore | 4.5mm |
| Deck Configuration | Single-coil quad-post |
| Compatibility | Boro AIO systems |
| Wicking Channels | Dual |












