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Micro-adjust your 12-speed rear derailleur

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This page shows you how to set up your 12-speed rear derailleur B-screw, limits, and fine-tune the shifting using micro-adjust. The process is similar to that of the 10-speed and 12-speed rear derailleurs.

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Learn how to install Di2 components and accessories using these simple installation guides. Install derailleurs, junctions, bike wiring, D-fly / Wireless modules and more. 