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 (Compared to DAG-2)

Tighter tolerances for improved accuracy (Compared to DAG-2)

Improved clearance and reach to fit more frame/hanger combos including low clearance thru-axle derailleur hangers (Compared to DAG-2)

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