Shimano Derailleur Pulleys for 105 11-speed - 1 Pair Hydraulic Disc Brakes A better transmission of power

A better transmission of power is reached with more axle rigidity

every time

5m or 39"-59" Fully extended)

All of the underlying tech in our new SRAM RED eTap groupset

odorless and will not alter the taste of the liquid

Shimano Derailleur Pulleys for 105 11-speed - 1 Pair Hydraulic Disc Brakes A better transmission of powerThe Shimano derailleur pulleys for 105 RD 5800 GS 11 speed rear derailleurs These Shimano derailleur pulleys are specially designed for the 105 RD 5800 11 speed rear derailleur with GS cage. Idler pulley and jockey pulley each have 11 teeth. Technical Information: Teeth: 11Gearing (max.): 11Bearings: nonePerformance Indicator: Select (level 1 out of 3) Compatibility: 105 RD 5800 GSNote: For RD 5800 SS (w short cage) you need derailleur pulleys for