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Shimano GRX RX RD RX812 RX810 RX815 RX817 2x11s Road Bike Rear Derailleur Shadow+ Clutch Compatible With RX800 R8000 R7000 - AliExpress
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Amazon.com : Shimano GRX RD-RX812 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, For 1x : Sports & Outdoors
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Shimano GRX RX817 Hydraulic Flat Mount Di2 1 Ring Crankset Close Range Cassette Groupset | Texas Cyclesport
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ShImano GRX RX812 RX810 RX800 RX817 RD 11 Speed GS Long Cage Road Bike Rear Derailleur for RX800 R8000 R7000 Cassette Groupset - AliExpress
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