Shimano GRX RX810 Chainring - 31t 80 BCD 4-Bolt 11-Speed Black MFPN=11.3018.018.000 SRAM Model ID: AC-STD-CBLB-A1

SRAM Model ID: AC-STD-CBLB-A1

It features a reach adjust mechanism and Shimanos Super SLR friction-reducing technology

5 Defined Color Black Drivetrain Speeds 11 Number of Chainrings Double Pedal Spindle 9/16" Rings 34/50 Rings 50/34 Spindle Interface Type SRAM/Truvativ GXP

}Ortlieb Extended Adapter For Handlebar Bag Mounting Bracket

Shimano GRX RX810 Chainring - 31t 80 BCD 4-Bolt 11-Speed Black MFPN=11.3018.018.000 SRAM Model ID: AC-STD-CBLB-A1Shimano GRX RX810 Chainring 31t 80 BCD 4 Bolt 11 Speed Black. These chainrings are designed for the Shimano GRX FC RX810 crankset. TECH SPECS Tooth Count 31 Ring Position Type Inner Drivetrain Speeds 11 Chainring BCD 80 Color Black Defined Color Black