Chris King ISO B and Boost 6 Bolt GEN 4 Conversion KitsConvert your ISO B and Boost 6 Bolt hubs to fit Shimano HG, Micro Spline, or SRAM XD cassettes using our latest technology. Gen 4 conversion kits include a pre assembled axle, driveshell, and adjusting clamp for a plug and play swap. Installation requires a 2. 5mm hex key and T10 Torx tool. Compatible with ISO B 6 Bolt hubs. Serial numbers will begin with 851. 148x12mm axle. Available with stainless steel or ceramic bearings. Available in Silver or
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Chris King ISO B and Boost 6 Bolt GEN 4 Conversion Kits