*internal name* Shimano Sora R-3000 SS 9s 32T37T Rear Derailleur,

Cage Length: Short Chain Wrap Capacity (teeth): 37 teeth Color: Black Drivetrain Speeds: 9 Largest Cog (teeth): 32 Rear Der/Shifter Compatibility: Shimano Road Rear Derailleur Mount Type: 10x1 Standard