Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge
$99.99 $84.95 Sale Sale
Best tool for fixing and dialing in problematic rear shifting
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*
Fits Shimano®Type Direct Mount hangers, todays standard (the overwhelming majority)
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.