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When it's time to overhaul your Chris King mountain rear hub equipped with a Twin Bearing or Gen 4 axle system, this is the kit you need. Includes all the inner and outer seals, snap rings, and o-rings to get the hub back up and running.

  • Fits the following hubs equipped with Twin Bearing or Gen 4 axle:
    • Boost 6 Bolt
    • Boost Centerlock
    • Superboost Centerlock
    • Superboost 6 Bolt
  • Part number PHB592
  • If you have a Needle Bearing equipped rear hub, you'll need this kit

Product Specifications

When it's time to overhaul your Chris King mountain rear hub equipped with a Twin Bearing or Gen 4 axle system, this is the kit you need. Includes all the inner and outer seals, snap rings, and o-rings to get the hub back up and running.

  • Fits the following hubs equipped with Twin Bearing or Gen 4 axle:
    • Boost 6 Bolt
    • Boost Centerlock
    • Superboost Centerlock
    • Superboost 6 Bolt
  • Part number PHB592
  • If you have a Needle Bearing equipped rear hub, you'll need this kit
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