Chris King Double-bearing hub Mountain Driveshells Microspline

Convert your existing Chris King mountain hub into an HG, XD or Micro Spline with a new transmission shell.

• Compatible Fits all ISO or Centerlock mountain rear hubs with double-bearing axles.


• Installation requires a Torx T10 and a Park Tool FR-1.3 (or equivalent).


• See the Boost Centerlock maintenance video for shell removal and installation instructions.


• Available with stainless steel or ceramic bearings.


• Available in silver or black anodizing.


• If you have an ISO hub with a needle-bearing axle & ; driver, check out our Twin-Bearing conversion kits.