Shimano Ultegra RD-RX800-GS Rear Derailleur - 11 Speed Medium Cage BLK With Clutch DH }RockShox DebonAir C1 Air Spring

}RockShox DebonAir C1 Air Spring Upgrade Kit - 160mm Fits Pike B1+/Revelation A1+ (2018+)

1 1mm spacer

}Industry Nine Hydra 2 Classic Rear Hub - 12 x 148mm 6-Bolt Micro Spline Silver 28H

} The choice of the pro peloton

5cm L x 11

Shimano Ultegra RD-RX800-GS Rear Derailleur - 11 Speed Medium Cage BLK With Clutch DH }RockShox DebonAir C1 Air SpringShimano Ultegra RD RX800 GS Rear Derailleur 11 Speed Medium Cage Black With Clutch. The Ultegra RX Rear Derailleur brings Shimanos chain stabilizing technology road cycling drivetrains delivering smooth and precise shifting over technical terrain. It expands road bike capabilities inspiring confidence on any surface and drives the evolution of road cycling to include greater elements of adventure. The Ultegra RX Rear Derailleur is available in 11