Bike Parts Shimano Derailleurs | Shimano Ultegra R8000 Jockey Wheels Black

Refresh And Renew The Performance Of Your Rear Derailleur With The Shimano Ultegra R8000 11 Speed Jockey Wheels. Also Compatible With Many Other Models In Shimano’S Range, This Pulley Set Will Get Your Gears Working Smoothly Again.

Ready To Get Your Rear Derailleur Working Smoothly Again, These Ultegra R8000 Jockey Wheels Spin Freely On Fully Sealed Cartridge Bearings. Created By Shimano To Get The Most Out Of Your 11-Speed Shimano Drivetrain, Their Low-Friction Design Ensures Better Power Delivery And Slick Gear Shifts.