Analysis of information sources in references of the Wikipedia article "Fork end" in English language version.
more derailleur hanger definitions: gear mech hanger, gear hanger...
There are many ways to classify types of derailleur hangers:
Forkend: A flat piece of solid metal, with a notch or slot to receive a wheel axle.
Dropout: A type of forkend that allows the rear wheel to be removed without derailing the chain first.
