Park Tool DAG-2.2 Derailleur Alignment Gauge - The Inside Line Mountain Bike Service Ltd.

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Park Tool

Park Tool DAG-2.2 Derailleur Alignment Gauge

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Article number: Park Tool
SKU: DAG-2.2

The DAG-2.2 is an indispensable shop tool that can be used to both measure and straighten misaligned derailleur hangers, solving a high percentage of shifting problems.



  • Gauge bar made of heavy gauge, chrome plated steel
  • Adjusts to fit 20" to 29"+ wheels
  • Replaceable threaded tip
  • Upgraded large inner shaft for added strength
  • Tighter tolerances for improved accuracy
  • Improved clearance and reach to fit more frame/hanger combos including low clearance thru-axle derailleur hangers
  • Compatible with virtually all derailleur-equipped bicycles including Shimano® Direct Mount hangers
  • Length: 16 inches (41cm)






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