Shimano ESSA RD-U2000-GS Rear Derailleur - 8-Speed, Shadow Design, Direct Attach, Medium Cage, Black Black EA Rear Derailleur

ERDU2000GS Shimano Shimano ESSA RD-U2000-GS Rear Derailleur - 8-Speed, Shadow Design, Direct Attach, Medium Cage, Black Rear Derailleur EA Black Rear Der/Shifter Compatibility Shimano Road Rear Derailleur Mount Type Shimano Rear Direct Mount Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 8 Chain Wrap Capacity (teeth) 34 Cage Length Medium Color Black