Wheels Manufacturing Dropout Savers

Measure the thickness of your derailleur hanger or dropout. Use the DS-1 (Wide) if your dropout is thicker than 7mm, and the DS-2 (Narrow) if it is 7mm or thinner.

These are designed specifically for metal frames with threaded derailleur mounts. They are not compatible with carbon fiber dropouts, as the installation process requires drilling and tapping metal.

Yes, you will need a drill and a tap to prepare the damaged dropout before inserting the Dropout Saver. It is a permanent repair that requires basic mechanical skills and the correct drill bit size.

Yes, once installed, the Dropout Saver creates a new, durable steel thread that is often stronger than the original. It is intended to be a long-term solution for saving a frame that would otherwise be unusable.

These are primarily designed for frames with integrated, non-replaceable derailleur hangers. If your bike uses a replaceable hanger, it is usually more effective and safer to simply replace the hanger itself rather than repairing the threads.