- Reason for Repair Note: A misaligned derailleur hanger can cause skipping, missed shifts, and wreak general havoc on your bicycle's drivetrain
- It Has a Functional Role: The 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"
- High Quality Material: Made of 304 stainless steel, plating heat treatment, high hardness, corrosion resistance
- How To Use: Please watch the operation video and picture instructions on the detail page
Bike Derailleur Hanger Alignment Gauge Tool
