Shimano Derailleur Pulleys for 105 11-speed - 1 Pair Hydraulic Disc Brakes All of the underlying tech

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

6 mm ID Aero Bars Weight 149 Grams / Pair

DEORE XT M770 Series

5m or 39"-59" Fully extended)

Shimano Derailleur Pulleys for 105 11-speed - 1 Pair Hydraulic Disc Brakes All of the underlying techThe 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