Shot on the Run

 
Prerequisite(s): Dex 13+, Base Attack Bonus 4+, Point Blank Shot, Mobility
 
Benefit: When using the attack action with a ranged weapon, you can move both before and after the attack, provided that your total distance moved is not greater than your speed. A fighter may select Shot on the Run as one of his fighter bonus feats.
 
Source: Players Handbook