Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge Shimano Not only in the laboratory

Not only in the laboratory

but short enough not to experience twist or damage under moderate torque as experiences on longer tools

Extended adjustment mounting - up to 21mm fore/aft

The Pirelli Cinturato Hard Terrain Gravel TLR Tyre - Black is designed to reward committed riders: dependable grip for gravel racing

Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge Shimano Not only in the laboratoryThe 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. Specifications 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