Shimano GRX RX810 Chainring - 42t 110 BCD 4-Bolt 11-Speed Black MFPN=31055427071 Double or Triple Double Drivetrain

Double or Triple Double Drivetrain Speeds 12 Derailleur Capacity 16 Front Derailleur Clamp Braze-on Front Derailleur Cable Pull Electronic Front Der/Shifter Compatibility Shimano Road Di2 Max Ring (teeth) 55 Front Derailleur Style Traditional

High efficiency Single Action pump with thumblock lever

Shimano and SRAM 10-Speed compatible

Combines superb grip and high durability

In conjunction with the EPS Power Unit the Interface is the "thinking" center of EPS and is responsible for on board diagnostics managing settings converting analog signal from Ergo Levers to digital and sending it on to the Power Unit maintaining a dialogue with the Power Unit

Shimano GRX RX810 Chainring - 42t 110 BCD 4-Bolt 11-Speed Black MFPN=31055427071 Double or Triple Double DrivetrainShimano GRX RX810 Chainring 42t 110 BCD 4 Bolt 11 Speed Black. These chainrings are designed for the Shimano GRX FC RX810 crankset. TECH SPECS Color Black Ring Position Type Single Tooth Count 42 Drivetrain Speeds 11 Chainring BCD 110 Shimano Asymmetric Defined Color Black