NOS Shimano Ultegra Di2 RD-6870 SS 11speed Rear Derailleur
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!