Shimano 105 RD-5800-GS 11-Speed Rear Derailleur Pulley Set Tubeless Tires The Shimano SM-SH12 is the

The Shimano SM-SH12 is the SPD-SL blue cleat with 2 degrees of float and a front-center pivot

eliminating any rotation or creep that single-clamp designs can develop over time under hard use

the Venti adds a forged chain breaker for 10-12 speed chains

the PC-951 hits the mark

Shimano 105 RD-5800-GS 11-Speed Rear Derailleur Pulley Set Tubeless Tires The Shimano SM-SH12 is theDoes the Shimano 105 RD 5800 Pulley Set Restore Your 11 Speed Road Shifting? The Shimano 105 RD 5800 GS pulley set is the OEM replacement for both the guide and tension pulleys in the 105 RD 5800 GS 11 speed road rear derailleur, with an upper guide pulley featuring enlarged teeth for improved chain control and more precise lateral chain guidance across the cassette. The nylon body construction with metal bushings keeps friction low and operation