Shimano 7-Speed Derailleur Pulleys (Box of 10 Pairs)

body, why would you expect anything less from your equipment. The Absolute Black HollowCage derailleur pulley incorporates ceramic bearings and a carbon cage to produce a smoother, quieter and more efficient drivetrain. ...

CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Features: Features 13-tooth upper and 19-tooth lower, titanium pulley ...

system has been developed in close collaboration with one of the world's leading aerodynamicists. The development process behind the OSPW Aero spanned over two years, where extensive wind tunnel testing influenced multiple ...

Advent derailleur with the Microshift Pulley Kit. Compatible with the Advent Medium Cage Rear Derailleur. Click here and scroll to page 3 for derailleur diagram. Includes: (1) 14T Pulley Wheel (5G19A001E0) (1) ...