/105速r8000 /2832飞轮11 r70002534t 6800ultegra 580030t

飞轮25ultegra 1134t / 580030t速1056800 28r7000/r800032

28/飞轮r8000 580030t 速6800 /32 ultegra34t1125r7000 105

速 /34t11 飞轮321056800r8000 580030t r700028 / 25 ultegra

11 32 105 r7000 / r800034tultegra28/25 580030t速飞轮6800