KCNC Carretera MTB Ciclismo Bicicleta Desviador Polea para Shimano Sram Campy 12T Rojo

For Shimano / Sram / Campy use. The Bigger Pulley to upgrade the riding performance! OVERSIZED PULLEY WHEEL SYSTEM. Resistance is smaller, gain the power more than usual. Color:Black /Red /Gold available.

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