Shimano GRX FC-RX820-2 Chainring - 31t Inner Ring 80 BCD For 2x 12-Speed BLK

Shimano GRX FC-RX820-2 Chainring - 31t Inner Ring 80 BCD For 2x 12-Speed Black. These Shimano GRX RX820-2 anodized aluminum chainrings are for specifically designed for use with GRX FC-RX820-2 2x 12-speed cranksets.