Shimano 105 RD-R7100 12 Speed Rear Derailleur Roof Rails is indefinite

is indefinite

Specifically designed for 27

We took it a step beyond conventional thinking and made everything simpler—better integrating the relationship between chainring

psychological issues

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Shimano 105 RD-R7100 12 Speed Rear Derailleur Roof Rails is indefiniteDESCRIPTION Shimano 105 Rear Derailleur 12 speed RD R7100 The Shimano 105 12 speed rear derailleur combines the smooth and stable shifting that is a staple of the Shimano Shadow RD design with direct mount compatibility and a wider gear range capacity. Precise, quick shifting 12 speed road rear derailleur. Features Stable shifting performance Shimano Shadow RD Wider gear range capacity Max. low sprocket: 36T Direct mount compatible Specifications