The Hydra Microspline freehub conversion kit is complete with all the parts you need except pawls
Easily convert your Hydra Mountain hub to run the latest Shimano Microspline 12 Speed or Sram drivetrain.
Includes 12x142/148/157/177/197 drive side endcap.
Compatible with Hydra Mountain rear hubshells with a 12mm axle
1 x Hydra Freehub Body Shell
1 x bearing spacer
1 x 152610A3 bearing
1 x 15267A5 bearing
1 x Freehub body seal