Axle 12x100 vs Axle 12x148: specs compared
Updated 05 September 2026.
3
specs differ
Axle 12x100 and Axle 12x148 differ on 3 specs: hub width, position, thread pitch.
| Spec | Axle 12x100 | Axle 12x148 |
|---|---|---|
| Axle diameter | 12 mm axle | 12 mm axle |
| Hub width | 100 mm hub width | 148 mm hub width (Boost) |
| Position | front | rear |
| Thread pitch | commonly M12 x 1.5, though 1.0 and 1.75 are also used depending on the fork | varies by frame: M12 x 1.0, 1.5 or 1.75 |
Questions and answers
How do Axle 12x100 and Axle 12x148 compare?
Axle 12x100 and Axle 12x148 differ on 3 specs: hub width, position, thread pitch.