Shimano Ultegra Di2 6770 Braze-On Adapter 28.6/31.8mm

Availability: Yes
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Highlighted Features

  • 31.8mm clamp size
  • Includes shim for 28.6mm seat tubes
  • Includes clamp bolt

Ultegra Di2 front derailleurs are only offered in a braze on mount. The Di2 6770 Braze-On Adapters are made from quality aluminum with a steel nut and bolt for clamping. This one covers 31.8mm and 28.6mm seat tubes. A clamp bolt is included.

Instructions for wiring up your Di2 equipped bike can be found here.

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