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Band adapter to convert the Ultegra Di2 braze-on front derailleurs for bikes with a 34.9 mm seat tube and no braze-on mount.
A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).
Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
When Buying Derailleurs, , Also Consider...
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