Shimano GRX FC-RX820-2 Chainring

Replacement chainrings for Shimano GRX FC-RX820-2 cranksets

Material: Anodized aluminum
Chainring Bolt Circle Diameter: 80mm BCD Shimano Asymmetric (inner), 110mm BCD Shimano Asymmetric
Tooth Count: 31t inner; 80t outer
Drivetrain Speeds: 12