Ritchey Crown Race WCS 1-1/8" Traditional Headset CheckoutSpec= Flat mount }SRAM XX1 Grips - Black

}SRAM XX1 Grips - Black Lock-On

}Shimano Ultegra CS-6800 11-Speed 11t Cassette Cog

Links (links) 126 Defined Color Multi-Color Color Rainbow Drivetrain Speeds 12 Chain Connection Type Single Use Master Link Half Link Chain No

Lower Cup 44mm Crown Race Diameter 30mm Misc Set 3 110-119mm SHIS Upper EC44/28

It serves as a simple device to offset the position of the rear derailleur making it possible to run a wide-range mountain bike style cassette

Ritchey Crown Race WCS 1-1/8" Traditional Headset CheckoutSpec= Flat mount }SRAM XX1 Grips - BlackTraditional and integrated type replacement headset crown races TECH SPECS description crown race model WCS traditional headsets size EC34 30