SHIMANO GRX Di2 RD-RX717-SGS 12speed Rear Derailleur Bioracer SHIMANO GRX BR-RX810 Hydraulic Disc

SHIMANO GRX BR-RX810 Hydraulic Disc Brake Caliper: Optimized Control for All Terrains

Ritchey's WCS Pave Bar Tape is designed to keep you comfortable and in control during demanding rides

Material: Lightweight carbon fiber with a 2014 alloy faceplate ensures unmatched strength and minimal weight

Battery Life: Up to 35 hours (normal use)

ensuring a ride quality that's both exhilarating and dependable

SHIMANO GRX Di2 RD-RX717-SGS 12speed Rear Derailleur Bioracer SHIMANO GRX BR-RX810 Hydraulic DiscSHIMANO GRX Di2 RD RX717 SGS 12speed Rear Derailleur The GRX RX717 rear derailleur, paired with a 10 51T 12 speed cassette, gives gravel riders 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. It also features the same battery featured on GRX RX827,