NEW Shimano Ultegra RD-RX800-GS Rear Derailleur - 11 Speed, Medium Cage, Black groupset-front-2x Includes Shimano Quick-Link (SM-CN910-12)

Includes Shimano Quick-Link (SM-CN910-12)

Hyperglide+ shift technology

Uses Exact Actuation cable pull ratio for eay set-up and reliable shift performance

For general tie down use

NEW Shimano Ultegra RD-RX800-GS Rear Derailleur - 11 Speed, Medium Cage, Black groupset-front-2x Includes Shimano Quick-Link (SM-CN910-12)The Ultegra RX Rear Derailleur brings Shimanos chain stabilizing technology road cycling drivetrains, delivering smooth and precise shifting over technical terrain. It expands road bike capabilities, inspiring confidence on any surface and drives the evolution of road cycling to include greater elements of adventure. The Ultegra RX Rear Derailleur is available in 11 speed Mechanical or Di2 compatible options. Shimano Shadow RD+ chain stabilizer