Park Tool DAG-2.2 Derailleur Alignment Gauge Tool

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.

Features:

• 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