You have mastered the use of heavy armor, maximizing its protective qualities while moving more easily in it.
Prerequisites: Armor Proficiency (heavy), Heavy Armor Optimization, base attack bonus +8.
Benefit: When you are wearing heavy armor, lessen the armor check penalty of the armor by 2 and increase the armor bonus by 1. Both of these effects stack with the benefit of the Heavy Armor Optimization feat, for a total lessening of the armor check penalty by 3 and a total increase to the armor bonus pf 2.
Special: A fighter may select Greater Heavy Armor Optimization as one of his fighter bonus feats.
Source: Races of Stone, page 141.