Shimano 105 CS-R7000 Cassette BLUNBD22 Pre-installed audio kit with a

Pre-installed audio kit with a low-profile speaker that easily connects to your mobile device

Less deadband

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3L GORE-TEX ePE Gen 2

Shimano 105 CS-R7000 Cassette BLUNBD22 Pre-installed audio kit with aA perfect companion to the SHIMANO 105 R7000 groupset, the R7000 cassette is available in a wide range of road and mixed surface ratios. It is compatible with HG EV and HG X11 chains. F HG EV HG EV cassette is for rider tuned gear combination & cadence management. We provide optimal 11 speed drivetrain gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. HG EV cassette is obtained 11 speed gear