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Shimano dura ace di2 r9150 sti shifters mechanical brake
shimano dura ace di2 r9150 sti shifters mechanical brake
Shimano dura ace di2 r9150 sti shifters mechanical brake
With di2 technology shifting is easy and precise just a light touch as soft as a mouse click is sufficient for the front or rear derailleur to instantaneously select the correct gear key features the removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates corrosion and stretching and also provides effortless gear shifts simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are co

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