Park DAG-3 Derailleur Hanger Alignment Gauge Tool algolia-ignore It is suitable for tubes

It is suitable for tubes with a diameter of between 28-62 mm

The screwing motion greatly helps to position the grip correctly

Please see the last image for a visual of what the 800mm bars look like

TRP engineers looked at the cable release lever’s ergonomics and devised a system to move it in a linear path to mimic the motion of a rider’s thumb

Park DAG-3 Derailleur Hanger Alignment Gauge Tool algolia-ignore It is suitable for tubesAn alignment gauge is essential for diagnosing and repairing bent or misaligned derailleur hangers which are often the source of shifting problems. The DAG 3 features an all new design, engineered and built to be light, accurate and versatile. Who's this item for: Mechanics looking for a long lasting, precise and versatile tool to re align their derailleur hangers. Combatibility: Compatible with 16" to 29"+ wheels (ISO ETRTO rim sizes from 317 to