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Shimano Ultegra FC-R8000 Chainrings (Black) (2 x 11 Speed) (110mm BCD) (Outer) (52T) - Performance Bicycle
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Shimano Ultegra Fc R8000 Crankset R8000 2x11-speed Road Bicycle Hollowtech Ii Crankset 50-34t/52-36t/53-39t 170mm 172.5mm - Bicycle Crank & Chainwheel - AliExpress
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Shimano Ultegra FC-R8100 Crankset (Grey) (2 x 12 Speed) (Hollowtech II) (165mm) (50/34T) - Performance Bicycle
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