Bicycle Rear Derailleur Gear Hanger Extender for Large Cassettes up to 40t in Alloy

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  • Regular price £8.99
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A nifty device that fits to your current derailleur hanger to extend the hanger further allowing use of much larger cassettes. 

This means you can use a short cage derailleur on a 11-40t cassette! Perfect for a single chainring set up for many gravel/CX/adventure/MTB bike.