microSHIFT R8 Rear Derailleur - 8,9 Speed, Long Cage, Black Shimano Ultegra Di2 12 Speed Featuring an innovative elliptical arch

Featuring an innovative elliptical arch clamp for tilt adjustability

Its compact size (250 x 140 mm) and extremely low weight (153 g in the Nack version) make it a unisex saddle

embarking on a century ride

Post Insert Length: 93mm

Seatpost: E-117T Disc

microSHIFT R8 Rear Derailleur - 8,9 Speed, Long Cage, Black Shimano Ultegra Di2 12 Speed Featuring an innovative elliptical archR series rear derailleurs are designed to work with 7, 8 ,9, and 10 speed Shimano compatible road shifters. These R8 rear derailleurs have composite and steel parts that weigh more but have the same durability and performance as R9 and R10. Steel pulley cage for extra durability Not compatible with Shimano Tiagra 4700 road system Long cage for triple 28T setup