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*
Compatible with virtually all derailleur-equipped bicycles including Shimano® Direct Mount hangers
