Campagnolo_Super_Record_12_Speed_Medium_Cage_Rear_Derailleur_RD20_SR124_01_cu

Campagnolo Super Record 12 Speed Medium Cage Rear Derailleur RD20-SR124

Carbon fiber-reinforced construction, to increase strength while keeping weight to a minimum. Optimized spring return for constant chain tension. Adjustment of the initial rear derailleur position. Removable pivot on the upper body. Optimized to ...

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