Galets de Dérailleur Arrière 11V SHIMANO ULTEGRA R8000 Exclu drop who generate high pressure and

who generate high pressure and friction on the saddle surface

thanks to the "no tool" concept

Manufacturer Manual + Rim/tyre compatibility chart

offering precise handling and safe

making it suitable for mixed use

Galets de Dérailleur Arrière 11V SHIMANO ULTEGRA R8000 Exclu drop who generate high pressure andThe SHIMANO Ultegra 8000 11V rear derailleur jockey wheels allow you to replace your worn jockey wheels to maintain optimal performance of your 11 speed derailleur. This premium jockey wheel set, consisting of a tension pulley and a guide pulley, features two high precision sealed bearings that facilitate transmission and prevent friction.