DAG-3 Derailleur Hanger Alignment Gauge 105 Di2 we've combined the newest in

we've combined the newest in headwear technology

With an open back to ensure maximum freedom of movement and improve glide in the water

Installation in under 5 minutes

It brings a subtle touch of refreshing acidity

DAG-3 Derailleur Hanger Alignment Gauge 105 Di2 we've combined the newest inAn 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,