One Prime 9 Cassette , 11-50t - Black

Availability: In stock (1)
  • Prime 9 Technology offers fewer gears with wider spacing to ease set-up, provide a better chain line, and result in less wear and tear
  • Ultra-wide ratio with consistent progression and fits standard HG freehub bodies (Not compatible with XD or Microspline)
  • Box Two features hardened steel cogs pinned to aluminum spiders and an ED black finish
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