Tech Specs - M640 Wheels
| Inner Rim Widths | 40mm |
| Hub Offerings | Industry Nine Hydra |
| Spacing | Front: 15x110 Boost | Rear: 12x148 Boost, 12x157 Superboost |
| Wheelsize | 29", 27.5" |
| Inner Rim Widths | 40mm |
| Hub Offerings | Industry Nine Hydra |
| Spacing | Front: 15x110 Boost | Rear: 12x148 Boost, 12x157 Superboost |
| Wheelsize | 29", 27.5" |