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Shimano Ultegra FC-R8100-P Dual-Sided Power Meter HOLLOWTECH II Crankset 2x12-speed - Conte's Bike Shop | Since 1957
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Shimano 105 R7000 ULTEGRA R8000 11S R7100 12S Left Right Crank With XCADEY X-POWER METER 170MM Crank GPS Support ANT Bluetooth - AliExpress
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