Park Tool DAG-3 Derailleur Hanger Alignment Gauge

Park Tool DAG-3 Derailleur Hanger Alignment Gauge

Compatible with 16" to 29"+ wheels and fits low-clearance thru-axle derailleur hangers and Shimano Direct Mount hangers.

• Updated design engineered and built to be light, accurate, and versatile
• 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
• Long and precision-extruded aluminum body is built to exacting tolerances and provides ample leverage for making adjustments
• Compatible with 16" to 29"+ wheels
• Brand: Park Tool
• Manufacturer part number: DAG-3