| Catalogue code | Diameter [mm] |
Small box | Large box |
| ETR3225 | 32 x 25 x 32 | 1 | 1 |
| ETR4025 | 40 x 25 x 40 | 1 | 1 |
| ETR4032 | 40 x 32 x 40 | 1 | 1 |
| ETR5032 | 50 x 32 x 50 | 1 | 1 |
| ETR5040 | 50 x 40 x 50 | 1 | 1 |
| ETR6332 | 63 x 32 x 63 | 1 | 1 |
| ETR6340 | 63 x 40 x 63 | 1 | 1 |
| ETR6350 | 63 x 50 x 63 | 1 | 1 |
