Shimano Dura-Ace R9100 53t 110mm 11-Speed Chainring for 39/53t MFPN=RRT1164X24BLK }RockShox Fork Service Kit Full:

}RockShox Fork Service Kit Full: Lyrik Dual Position Air B1

The perineal relief cutout improves blood flow and reduces numbness in sensitive areas when the hips are rotated forward in an aggressive forward-leaning pedaling position

}Zipp CeramicSpeed Bearing Kit - 61803 x1 61903 x1 For Sub-9/Super-9 Hub Shell

Stroke (mm) 63 Stroke (ins) 2

Shot-peened to increase fatigue resistance

Shimano Dura-Ace R9100 53t 110mm 11-Speed Chainring for 39/53t MFPN=RRT1164X24BLK }RockShox Fork Service Kit Full:Shimano Dura Ace R9100 53t 110mm 11 Speed Chainring for 39 53t. This Shimano chainring allows you to update your Dura Ace FC R9100 11 speed crankset with a chainring configuration to best fit your riding style. Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight yet maintains strength to provide better power transfer and quicker more precise front shifting Features a weight saving 4 bolt design with a BCD