DAG-3 Derailleur Hanger Alignment Gauge Discontinued Head Band: 80% polypropylene

Head Band: 80% polypropylene

it can accommodate both 11-50T and 10-50T cassettes

Effective ventilation to wick moisture away from the skin while running

• Get up to 25

flexible rider fit & world-class components

DAG-3 Derailleur Hanger Alignment Gauge Discontinued Head Band: 80% polypropyleneAn alignment gauge is essential for diagnosing and repairing bent or misaligned derailleur hangers, often the source of shifting problems. The DAG 3 features an all new design, engineered and built to be light, accurate and versatile. The sliding indicator can measure derailleur hanger alignment against bicycle rims of any size, and rotates out of the way to clear seat stays, racks, and other obstacles, allowing 360 degree measurement. The long,