This book if a font of new options for any character that fights at range. There are new Feats, Archetypes, Spells, Weapons, and class features that are all useful for ranged focus.
There are feats for performing maneuvers at range, rogue talents to gain alchemist bombs, new magus arcana and new ranger traps.
Finally there is an excellent selection of new magic, including weapons and ammunition, wondrous items, ans spells. Some of the new weapon abilities are very nice and the Tuned Bowstring is a must have item for any ranged bard.
All in all, this is one of the best Player Companion books released.