MEDIDA DEL ANILLO MILIMETROS DE DIAMETRO
| 8 | 15 |
| 9 | 15.5 |
| 10 | 16 |
| 11 | 16.1 |
| 12 | 16.5 |
| 13 | 16.7 |
| 14 | 17 |
| 15 | 17.4 |
| 16 | 17.7 |
| 17 | 18.2 |
| 18 | 18.4 |
| 19 | 18.8 |
| 20 | 19.2 |
| 21 | 19.6 |
| 22 | 20 |
| 23 | 20.2 |
| 24 | 20.4 |
| 25 | 20.8 |
| 26 | 21.3 |
| 27 | 21.7 |
| 28 | 22 |
| 29 | 22.4 |
| 30 | 22.7 |
MEDIDA DEL ANILLO MILIMETROS DE DIAMETRO
| 8 | 15 |
| 9 | 15.5 |
| 10 | 16 |
| 11 | 16.1 |
| 12 | 16.5 |
| 13 | 16.7 |
| 14 | 17 |
| 15 | 17.4 |
| 16 | 17.7 |
| 17 | 18.2 |
| 18 | 18.4 |
| 19 | 18.8 |
| 20 | 19.2 |
| 21 | 19.6 |
| 22 | 20 |
| 23 | 20.2 |
| 24 | 20.4 |
| 25 | 20.8 |
| 26 | 21.3 |
| 27 | 21.7 |
| 28 | 22 |
| 29 | 22.4 |
| 30 | 22.7 |