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 from heavy gauge, chrome plated steel
• Updated with tighter tolerances for improved accuracy
• Adjusts to fit 20 to 29+ wheels
• Upgraded, large inner shaft for added strength
• Replaceable 10mm x 1 threaded tip
• Improved clearance and reach to work on more frame/derailleur hanger combos, including low clearance thru axle derailleur hangers
• Made in the USA and covered by Park Tool’s legendary limited lifetime warranty