Académie
| Contra Bass strings |
| Light |
| Light + |
| Medium |
| Medium + |
| Heavy |
| Heavy + |
| Gauge number - |
| 0 |
| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
| Catalog number |
| G - 1 Lyon |
| A411- |
2.00
2.06
| 2.1 0 |
2.16
| 2.20 |
2.26
| G - 1 Pistoy |
| A412- |
2.00
2.06
| 2.1 0 |
2.16
| 2.20 |
2.26
| D - 2 Lyon |
| A421- |
2.80
2.86
2.90
2.96
| 3.00 |
3.06
| D - 2 Pistoy |
| A422- |
2.80
2.86
2.90
2.96
| 3.00 |
3.06
| A - 3 Pistoy |
| A432- |
| 3.80 |
3.86
| 3.90 |
3.96
| 4.00 |
4.06
| A - 3 gut/copper |
| A435- |
2.56
2.62
2.66
2.70
2.74
2.80
A-3 gut/silver plate
A439-
2.56
2.62
2.66
2.70
2.74
2.80
| E - 4 gut/copper |
| A445- |
3.12
3.18
3.22
3.28
3.32
3.36
E-4 gut/silver plate
A449-
3.12
3.18
3.22
3.28
3.32
3.36
| Bass string re-wind |
| A4000 |