Cosmos Bead Co.
Cosmos Bead Transparent Ground Joint Hopkins Cooler

Manufacturer: Cosmos Bead
Model: Transparent Ground Joint Hopkins Cooler
Specifications
| code | Outer cylinder length (mm) | Lower and side pipes ( $ ) |
| 1820-01 | 270 | 19/38 |
| 1820-02 | 270 | 24/40 |











