Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray With Clutch Wide Ratio Freeride Rim Strip Width (mm)-32 UPF 30+ rating protects your

UPF 30+ rating protects your skin from harmful ultraviolet rays

Balanced braking power

Rotor Size (mm) 180 Pad Compatibility Resin Pads Only Rotor Type Two Piece Hub/Disc Compatibility Center-Lock

Bearing Type Cartridge Bearing Type Black Oxide Steel Color Red S

Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray With Clutch Wide Ratio Freeride Rim Strip Width (mm)-32 UPF 30+ rating protects yourShimano 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