Shimano GRX RD-RX820 Pulley Wheel Set BF PSI each bar end shifter can

each bar end shifter can be programmed to upshift or downshift the rear derailleur while the Di2 computer decides when to shift the front derailleur for the optimal front and rear gear combination

12-speed SRAM Eagle

the Uno V2 is the ideal choice for those looking to complete that stealth look for their next build

With extended protection zones and uninterrupted ventilation

CNC control knob twists for easy and controlled inflation

Shimano GRX RD-RX820 Pulley Wheel Set BF PSI each bar end shifter canShimano GRX RD RX820 replacement pulley wheel setSpecificationsRear speeds 12Compatible chain HG 12 speedPulley Teeth 11 13TMfr Claimed Weight TBC