![shimano GRX RX810 11 Speed RX810 RX812 Groupset Road Bike Groupset 170/172.5 30/32/34/40/42T Bicycle Group Set 1*11 speed|Bicycle Derailleur| - AliExpress shimano GRX RX810 11 Speed RX810 RX812 Groupset Road Bike Groupset 170/172.5 30/32/34/40/42T Bicycle Group Set 1*11 speed|Bicycle Derailleur| - AliExpress](https://ae01.alicdn.com/kf/Sa54afdf5f0e34799a7065a4e52c607c7y/shimano-GRX-RX810-11-Speed-RX810-RX812-Groupset-Road-Bike-Groupset-170-172-5-30-32.jpg_Q90.jpg_.webp)
shimano GRX RX810 11 Speed RX810 RX812 Groupset Road Bike Groupset 170/172.5 30/32/34/40/42T Bicycle Group Set 1*11 speed|Bicycle Derailleur| - AliExpress
![grx 812 rear derailleur All products are discounted, Cheaper Than Retail Price, Free Delivery & Returns OFF 67% grx 812 rear derailleur All products are discounted, Cheaper Than Retail Price, Free Delivery & Returns OFF 67%](https://www.bike-components.de/cache/p/xl1/7/1/Shimano-GRX-RX810-1x11-42-Groupset-black-175-0-mm-42-tooth-11-30-71629-295415-1573464199.jpeg)
grx 812 rear derailleur All products are discounted, Cheaper Than Retail Price, Free Delivery & Returns OFF 67%
![Shimano Grx Rx810 2x11 Speed Rx810 Groupset Road Bike Groupset 170/172.5mm 48-31t Bicycle Group Set 2*11 Speed - Bicycle Derailleur - AliExpress Shimano Grx Rx810 2x11 Speed Rx810 Groupset Road Bike Groupset 170/172.5mm 48-31t Bicycle Group Set 2*11 Speed - Bicycle Derailleur - AliExpress](https://ae01.alicdn.com/kf/Sf68197594df44d79b13bc6e75f711b47j/shimano-GRX-RX810-2X11-Speed-RX810-Groupset-Road-Bike-Groupset-170-172-5mm-48-31T-Bicycle.jpg_Q90.jpg_.webp)