Needs review
Source: Player's Handbook

Description: You are skilled in using ranged weapons while mounted.

Prerequisites: Mounted Combat, Ride (1 rank)

Required for: Improved Mounted Archery

The penalty you take when using a ranged weapon while mounted is halved: -2 instead of -4 if your mount is taking a double move, and -4 instead of -8 if your mount is running.

Special

A fighter may select Mounted Archery as one of his fighter bonus feats.