Bontrager Rapid Drive 108 Boost Rear Hub, Black SRAM XD 11

Whether it's a custom build or just a replacement, these hubs are the foundation for a high quality wheelset.

Product details:

1. Bontrager rear hub for use with 148mm dropouts
2. Flange diameter: 58mm
3. NDS flange offset: 35.5mm
4. DS flange offset: 21.5mm
5. 28 hole, 6-bolt rotor
6. Available with Shimano or SRAM XD freehubs
7. Rapid Drive 108 hub instantly transfers effort into forward momentum