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Shimano dura ace r9100 cassette 11 speed 1128
shimano dura ace r9100 cassette 11 speed 1128
Shimano dura ace r9100 cassette 11 speed 1128
Super lightweight 11 speed hg ev cassette with a rigid carbon and alloy carrier for excellent shifting even under the most demanding gear changes key features hyperglide ev sprockets have a computer designed tooth configuration with contoured shift gates resulting in a crisp smooth shift even under load close ratio gearing allows a more efficient use of energy through finer cadence control largest sprockets are mounted on lightweight alloy and carbon carriers to reduce weight and increa

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