Shimano GRX RD-RX827-SGS Di2 Wireless Rear Derailleur - 12-Speed Long Cage Shadow ES BLK MFPN=AH205-LX-17 Lower edge protection provides the

Lower edge protection provides the helmet with additional protection from external influences

Soft and squeezable making it easier to hold an insert into the cage Color Clear Volume 16

Steel backplate Color Black Weight 185 Chainguide Mount Type ISCG-05 Max Tooth (teeth) 36

2 finishing strips

Shimano GRX RD-RX827-SGS Di2 Wireless Rear Derailleur - 12-Speed Long Cage Shadow ES BLK MFPN=AH205-LX-17 Lower edge protection provides theThe Shimano GRX RX827 Di2 Wireless rear derailleur paired with a 10 51t cassette (cassette sold separate) gives riders and racers the speed range and robustness to pursue any gravel challenge. With built in automatic impact recovery an impact deflecting shape and solid pulleys this derailleur stands up to hard impacts and still retains its lightning quick shifting performance. Fully wireless shifting built for rough gravel terrain A wide link