Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray With Clutch Wide Ratio Freeride MFPN=6463216 Real watch hands move to

Real watch hands move to reveal a hidden touchscreen display

Model CT11505AA BCD 130mm Teeth 50t

Compatible with 3/8" square drive ratchet or torque wrench

Dual touch surface for soft grip

Machined and tested in the USA the Kid Trailer axles are designed for maximum strength and ease of use

Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray With Clutch Wide Ratio Freeride MFPN=6463216 Real watch hands move toShimano ZEE RD M640 Rear DerailleursShimano's stabalizing Shadow RD+ clutch technology is proven to reduce chain slap and noise Largest Cog 36 Color Gray Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type Shimano Rear Direct Mount Drivetrain Speeds 10 Weight 250 Chain Wrap Capacity (teeth) 25 Cage Length Short