LTWOO GR9-Disc 1x11s Gravel Hydraulic Disc Brake Groupset + ZRACE XG Flat Mount Brake Caliper, Carbon Fiber, Benchmark GRX

LTWOO GR9-Disc 1x11s Gravel Hydraulic Disc Brake Groupset + ZRACE XG Flat Mount Brake Caliper, Carbon Fiber, Benchmark GRX

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