| tail rotor | 1.65 | My tail rotor spun just a few feet from the ground. | ||
| helicopter rotor | 0.59 | The dull roar of helicopter rotors sent the streets into a panic. | ||
| brake rotor | 0.26 | Either the brake rotor or drum rotates with the wheel. |
| tail rotor | 1.65 | My tail rotor spun just a few feet from the ground. | ||
| helicopter rotor | 0.59 | The dull roar of helicopter rotors sent the streets into a panic. | ||
| brake rotor | 0.26 | Either the brake rotor or drum rotates with the wheel. |