Chris King Boost 波牙膽 (Gen4) / Chris King Boost Driveshell (Gen4)

Convert your Gen 4 King Mountain hubs to a new Driveshell. Compatible across ISO, ISO B, Boost Centerlock, and Boost 6 Bolt hub, if they are equipped with a Gen 4 axle and adjusting clamp. 

This latest update to our mountain hubs uses a single axle type that is compatible with all Gen 4 mountain drivers. 

Installation requires a T10 Torx tool and FR1.3 Lockring tool.

• Compatible with ISO, Boost, and Superboost hubs with a Gen 4 axle. 
• Bare driveshells include the driveshell body, O ring, and end cap only.
• Conversions include the driveshell body, O ring, inner unsealed bearing, and end cap. The rest of the driver internals can be transferred from an existing Gen 4 driver.
• Complete driveshells include the driveshell body, end cap, and everything in between. Two bearings, a spacer, and all necessary seals and o-rings. 
• Available in Silver or Black.