Would you make a good drag racer? Maybe you already race and need a little more practice. Test and improve your reaction times with the Haulin Azz practice tree

Includes 0.000, 0.400 and 0.500 green light options, delay box, roll out adjustments, Sportsman and Pro trees.

- Have it with you wherever you go. Practice anywhere... at the track, lunch break, between rounds, in the bathroom

- Keep your mind sharp in between rounds

- People will wonder what you are doing with your phone!

A must have for any drag racing wishing to improve their reaction times and round winning chances or the casual user wishing to test their reflexes and reaction times.