700C Carbon Wheels Track Bike fixed gear hub 60mm Depth 25mm Width,clincher/tubeless/tubular, 3k Matte/Glossy Finish，17/16/15T

700C Carbon Wheels Track Bike fixed gear hub 60mm Depth 25mm Width,clincher/tubeless/tubular, 3k Matte/Glossy Finish，17/16/15T

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