Wheels Manufacturing Derailleur Hanger 164 (Trek)

164|~| Wheels Manufacturing Derailleur hangers come with the required hardware to attach to the frame OEM hangers are only produced by a handful of manufacturers, mostly in Taiwan in China. As a result, you will see many bikes with exactly the same hanger. Bicycle manufacturers may make mid year changes. Please use the hanger photos to select the proper hanger for your application.