Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray With Clutch Wide Ratio Freeride MFPN=1-BC-FLSLR-V210 model Femto USB Drive rear

model Femto USB Drive rear lumens 5 run time up to 15 hrs color black weight 23g

*Smaller ends of the listed size range may need trimming of the sides to fit

Blur frame is 289g lighter than the previous model)

Asymmetric rim shape with offset drilling improves bracing angle and balances spoke tension

32h Tires Front Tire: Maxxis Minion DHF 29"x2

Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray With Clutch Wide Ratio Freeride MFPN=1-BC-FLSLR-V210 model Femto USB Drive rearShimano ZEE RD M640 SS Rear Derailleur 10 Speed Short Cage Gray With Clutch Wide Ratio for Freeride. Shimano ZEE RD M640 Rear DerailleursShimanos stabalizing Shadow RD+ clutch technology is proven to reduce chain slap and noise TECH SPECS Largest Cog 36 Color Gray Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type 10x1 Standard Rear Derailleur Mount Type Shimano Rear Direct Mount Drivetrain Speeds 10 Weight 250 Chain Wrap