These kits were designed for poeple that are looking for a cheaper solution when swapping drivetrains. Simpley re-use your existing bearings, seals, pawls, springs and end cap.

Specifications

• Only compatible with I9 Hydra hubs
• Kit includes:
  Microspline: 1 - Hydra MS freehub body shell
  XD: 1 - Hydra XD freehub body shell
  HG: 1 - Hydra HG freehub body shell

cassette body HFH2513 HFH2515 HFH251