For instance , if your usual time to finish a 5K race is 30 minutes but you want to finish it within 20 minutes , a pacer can help you out .
Pacers will help runners achieve their desired finish time .
If your usual time to finish a 5K race is 30 minutes but you want to finish it within 20 minutes , a pacer can help you out .
Pacers will help runners achieve their desired finish time .