Front Derailleur

Dura-Ace R9150 Di2 Front Derailleur Braze-on Adaptor (34.9mm)

Part$20

Shimano braze-on adaptor for 34.9mm front derailleurs. Converts braze-on mounting to clamp-style compatibility on frames without factory braze bosses.

Specs

Clamp Diameter34.9mm (1-3/8")

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