Rear Derailleur Gears

The rear derailleur, or rear 'mech' is part of the bicycle drivetrain that shifts the chain on your cassette.

Rear derailleurs are available to suit all drivetrain systems, and it is important to check which is required to suit the ratio of cassette you are using. 

Items 1-24 of 39

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Items 1-24 of 39

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