Galets de Dérailleur Arrière 11V SHIMANO ULTEGRA R8000 Exclu drop cette mousse occupe 50 %

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

who generate high pressure and friction on the saddle surface

offering precise handling and safe

it features an ultra-soft 42a rubber compound characterised by very low rebound and excellent traction

Galets de Dérailleur Arrière 11V SHIMANO ULTEGRA R8000 Exclu drop cette mousse occupe 50 %The 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.