Shimano GRX RX810 RX812 1X11s Groupset 170mm 172.5mm 40/42T Crank RX810 Shifter 34T 42T Cassette Chain Road Bike Disc Brake Suit

Shimano GRX RX810 RX812 1X11s Groupset 170mm 172.5mm 40/42T Crank RX810 Shifter 34T 42T Cassette Chain Road Bike Disc Brake Suit

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