Casque Jet Indian Liberty
| Guide des tailles Casques | |||
| Size | Head Size | IN | CM |
| XS | 6 3/4 | 21.3 | 54 |
| Size | 6 7/8 - 7 | 21.7 - 22 | 55 - 56 |
| M | 7 1/8 - 7 1/4 | 22.4 - 22.8 | 57 - 58 |
| L | 7 3/8 - 7 1/2 | 23.2 - 23.6 | 59 - 60 |
| XL | 7 5/8 - 7 3/4 | 24 - 24.4 | 61 - 62 |
| 2XL | 7 7 /8 - 8 | 24.8 - 25.2 | 63 - 64 |
| 3XL | 8 1/8 - 8 1/4 | 25.6 - 26 | 65 - 66 |
| 4XL | 8 3/8 - 8 1/2 | 26.4 - 26.8 | 67 - 68 |