| Vibration modes | Frequency (Hz) | ||
| 6061-T6 | 1018-HR | 710C | |
| Torsion-1st mode | 1.44 | 1.46 | 1.46 |
| Bending-1st mode | 9.10 | 9.18 | 9.18 |
| Torsion-2nd mode | 11.71 | 11.83 | 11.83 |
| Bending-2nd mode | 23.27 | 23.51 | 23.51 |