road bike seat posts for comfort-Shimano RD-M5100-SGS Rear Derailleur Pulley Set

Title Default Title
Qty:
Shimano RD-M5100-SGS Rear Derailleur Pulley Set. Shimano Rear Derailleur Pulley Assemblies
  • TECH SPECS
Drivetrain Speeds 11
Fits Brand Shimano