Shimano Ultegra RX 800 Rear Derailleur Reservoirs very resistant: the skin for

very resistant: the skin for professionals

- Spacer type_X type ✔

12-speed Shimano MTB cassettes

BioStretch Hipbelt

'The Fjord' gives a nod to classic winter style

Shimano Ultegra RX 800 Rear Derailleur Reservoirs very resistant: the skin forWith the diversification of road cycling and the growth of gravel and multi surface riding, Shimano introduces Ultegra RX, rear clutch derailleurs that further the versatility of the Ultegra R8000 drivetrain Chain Stabilizer mechanism adopted from mountain bike design adapted and tuned for road drivetrains and riding conditions ON OFF switch Precise accurate shifting Compatible with current road DUAL CONTROL LEVER Shimano Shadow RD Plus technology