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Continue to ChatTRP HY-RD hydraulic Mechanical Disc Brake https://cycletechreview.com/2013/features/the-disc-brake-revolution/attachment/trp_hy-rd_hydraulic_mechanical_disc_brake_-_160mm/
TRP HY-RD hydraulic Mechanical Disc Brake https://cycletechreview.com/2013/features/the-disc-brake-revolution/attachment/trp_hy-rd_hydraulic_mechanical_disc_brake_-_160mm/