Chris King bottom brackets utilize Fit Kits to ensure that cranks mate perfectly with Chris King's precision bearings, extend product life and reduce the potential for noise. Fit Kits will also allow you to use one bottom bracket with a wide array of cranks, if you happen to change your cranks in the future.
Fit Kit #1 for ThreadFit 30/T47 30 bottom brackets
DUB A - covers all DUB mountain fitments, as well as DUB road fitments with ThreadFit T47.