CHRIS KING Boost 6-Bolt / ISO B Conversion Kit (Gen.4) - product image 6

CHRIS KING Boost 6-Bolt / ISO B Conversion Kit (Gen.4)

Shimano HG / Silver / Stainless Steel
¥47,410
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CHRIS KING Boost 6-Bolt / ISO B Conversion Kit (Gen.4) - product image 6

CHRIS KING Boost 6-Bolt / ISO B Conversion Kit (Gen.4)

CHRIS KING
SKU: PHB919S
¥47,410
Taxes included. Shipping calculated at checkout.
Driver
Color
Bearing

Convert ISO B and Boost 6-Bolt rear hubs to the current Gen 4 drive system for Shimano HG, Micro Spline, or SRAM XD.

The kit includes a pre-assembled 148×12mm axle, driveshell, and adjusting clamp. Installation requires a 2.5mm hex key and T10 Torx tool.

  • ISO B 6-Bolt: serial numbers starting with 851
  • Boost 6-Bolt: serial numbers starting with 852
  • 148×12mm axle
  • Stainless steel or ceramic bearings
  • Silver or Black

Chris King official hub support and service information