Frequently Asked Questions
The Park Tool DAG-3 is a tool for checking and aligning bicycle derailleur hangers. It is used to correct bent hangers and ensure optimal shifting performance.
It is used to straighten bent derailleur hangers. A misaligned hanger can cause inaccurate shifting and chain drops. With the DAG-3, you can adjust the alignment precisely.
The DAG-3 is suitable for bicycles with a derailleur hanger. It supports most common models thanks to a universal mounting design.
The Park Tool DAG-3 Wechselauge is delivered as a single tool. It consists of the main tool with an integrated dial indicator.
Park Tool offers a 24-month manufacturer's warranty on the DAG-3 Wechselauge. It covers material and manufacturing defects.
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