Shifting isn't quite up to par? The Park Tool DAG-2 Derailleur Hanger Alignment Gauge can provide a solution. An updated version of the popular DAG-1, the DAG-2 gauge utilizes a longer measuring pointer, longer threaded stud and a longer, narrower alignment boss to fit a wider variety of bikes.
Item No. » PT-DAG2
SAVE 20% = $14.99