NOS Shimano Ultegra Di2 RD-6870 SS 11speed Rear Derailleur
- Lightning-fast, precise shifting at the touch of a button in all conditions
- For 11-speed cassette sprockets
- More compact and lighter with E-TUBE connectivity for easy installation and maintenance
- Automatic impact protection prevents damage from cage deflection
- Wide mechanism reduces deflection when shifting
- Maximum sprocket for short SS guide is 28 teeth
Weight 250 g
Last one in stock!