microSHIFT R8 Rear Derailleur - 89 Speed Long Cage Black CheckoutSpec= 2-Piston Hydraulic X-Range gearing technology gives you

X-Range gearing technology gives you more range and a smoother gear progression

Folding design saves space when not in use

Top part made of impact and pressure resistant polycarbonate shells

Model Johnson Color Black Size M Waist (Inches) 32-33 Inseam (Inches) 6

microSHIFT R8 Rear Derailleur - 89 Speed Long Cage Black CheckoutSpec= 2-Piston Hydraulic X-Range gearing technology gives youR 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 Largest Cog 28 Color Black Rear Der Shifter Compatibility Shimano Road Rear Derailleur Mount Type 10x1 Standard Drivetrain