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What is a derailleur hanger on a bike? How do mech hangers work and how do you replace one? - YouTube
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Rear Derailleur Hanger, 1 Piece MTB Mountain Road Bike Gear Hanger Aluminium Alloy Rear Gear Mech Frame Tail Hook Adapter with Replacement Nuts for Bikes (1#) : Amazon.de: Sports & Outdoors
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Rear Derailleur Hanger, 1 Piece MTB Mountain Road Bike Gear Hanger Aluminium Alloy Rear Gear Mech Frame Tail Hook Adapter with Replacement Nuts for Bikes (1#) : Amazon.de: Sports & Outdoors
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