User blog comment:Plexioth- xD/Monster Hunter 3 Ultimate/@comment-5981873-20130224155125/@comment-5933391-20130224215334

I think you can overforge armor. For example LR Lagi armor can be upgraded to 100 defense, HR to 108 and GR to 116. So there is a small diference but you can get decent defence on any armor. According to MHAG anyway...