Park tool DAG-3 Derailleur Hanger Alignment Gauge (Black) Width-28-35c Consisting of one adaptable bracket

Consisting of one adaptable bracket clamped together by two arms - the modular design with multiple mounting holes provides different attachment options and orientations

2005 Matts Special Edition Disc

Enables easy

2012-2013: 1-Series Road

Ideal for motorcycles

Park tool DAG-3 Derailleur Hanger Alignment Gauge (Black) Width-28-35c Consisting of one adaptable bracketAn 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,