Park Tool Derailleur Hanger Alignment Gauge DAG-2.2

C$140.00 C$112.00
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A misaligned derailleur hanger can cause skipping or missed shifts on your bicycle's drivetrain. The Park Tool DAG-2.2 Derailleur Hanger Alignment tool can be used to both measure and straighten misaligned derailleur hangers.
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Park Tool DAG-2.2 Bicycle Derailleur Hanger Alignment Gauge

A misaligned derailleur hanger can cause skipping, missed shifts, and wreak general havoc on your bicycle's drivetrain. The Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge is an indispensable shop tool that can be used to both measure and straighten misaligned derailleur hangers, diagnosing and solving many shifting problems. Compatible with virtually all derailleur-equipped bicycles, and adjusts to work with wheels from 16" to 29"+ .

Use of the DAG-2.2 is relatively straightforward (full instructions are included with the tool)