- Shop
- Parts
- Hubs
- Rear Hubs
- Project 321
- Shimano Micro Spline
- 6-Bolt Disc
- Shimano/SRAM 8, 9, 10 Speed
Project 321 Shimano MicroSpline HG+ 6-Bolt Disc Shimano/SRAM 8,9,10 Speed Bicycle Rear Hubs
This should correspond to the type of brakes you have on the bike.