SHIMANO GRX FC-RX600-11 Crankset 110mm BCD 4 Arm Outer Chainring - 46T-NF - Y0K698010
This outer chainring can only be used with Shimano GRX FC-RX600 11 speed double chainsets with a 46-30T set up.
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.