Shimano's Ultegra RD-6800 derailleur pulleys - idler pulley and jockey pulley, each with 11 teeth - are compatible with the mechanical Ultegra 11-speed rear derailleur RD-6800 and the electronic rear derailleur Di2 RD-6870. The sealed precision bearing in each pulley contributes to a low-friction drivetrain.. Set of 2 pulleys . Teeth: 11 teeth . Bearings: double, sealed . Chain: 11-speed . Gearing (max.): 11 . Compatibility: SHIMANO Ultegra RD-6800, Di2 RD-6870
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Description & Features
Shimano's Ultegra RD-6800 derailleur pulleys - idler pulley and jockey pulley, each with 11 teeth - are compatible with the mechanical Ultegra 11-speed rear derailleur RD-6800 and the electronic rear derailleur Di2 RD-6870. The sealed precision bearing in each pulley contributes to a low-friction drivetrain.
