Chris King R45D Rear Hub - 12 x 142mm Center-Lock XDR Matte Jade 28H MPFN-HD0027 X-Sync (wide-narrow) tooth profiles for

X-Sync (wide-narrow) tooth profiles for great chain management

They come in three sizes to fit 12"-24" wheeled bikes and they're scrappy enough to hold up to youthful exuberance

Color Utility GreenDefined Color GreenGender/Age MensMaterial SyntheticSize MediumWater Protection Water ResistantWindblock NoneClothing Features PocketClothing Features ReflectiveActivity Cycling

5" internal/external 35/44mm hole 32h ERD 566mm color black weight 590g

UD T700 carbon fiber rails

Chris King R45D Rear Hub - 12 x 142mm Center-Lock XDR Matte Jade 28H MPFN-HD0027 X-Sync (wide-narrow) tooth profiles forR45D hubs combine low drag 45 tooth RingDrive system a lightweight hub body and legendary made in house bearings. The result is the increased power and modulation of disc brakes the fast smooth rolling speed of our bearings and the superior responsiveness of our RingDrive engagement system when you put the power down. Patented RingDrive system with 45 simultaneously engaged points of contact for virtually drag free engagement Easily serviceable and