Galets de Dérailleur Arrière 11V SHIMANO ULTEGRA R8000 Exclu drop but also modify component behaviour

but also modify component behaviour and personalise their control

offering precise handling and safe

thus avoiding any chain rub when moving the chain across the cassette

cette mousse occupe 50 % du volume du pneu et agit comme un amortisseur tandis que les 50 % de volume restants sous forme d'air agissent comme un ressort

Manufacturer Manual + Rim/tyre compatibility chart

Galets de Dérailleur Arrière 11V SHIMANO ULTEGRA R8000 Exclu drop but also modify component behaviourThe 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.