Shimano GRX RX825 Di2 12-Speed Rear Derailleur

• Compatible with 11-34T and 11-36T 12-speed cassettes and supports Full or Semi-Synchronized shift modes, enhancing rider customization
• Thanks to built-in on/off switch, wheel removal is easy
• Compact design with integrated wireless unit, charging port and switch
• Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain
• Gravel-tuned clutch tension; switch stabilizer on/off to match terrain: on for gravel, off for smooth roads
• LED status indicator for battery indicator, pairing, adjust mode, etc.
• Top sprocket: max. 11T/min. 11T
• Low sprocket: max. 36T/min. 34T
• Total capacity: 40T

Imported.