User blog comment:.Rakle./Monster Hunter Online Information Blog Post/@comment-1011548-20130524084113/@comment-6050823-20130524121848

It's most likely Caeserber Blademaster Armor.Comparing it to Caeserber itself.

http://images2.wikia.nocookie.net/__cb20130524075654/monsterhunter/images/thumb/2/2c/Gxy0524aq04.jpg/640px-Gxy0524aq04.jpg

http://images4.wikia.nocookie.net/__cb20130522110940/monsterhunter/images/thumb/7/78/Wq_img03-01_b.jpg/640px-Wq_img03-01_b.jpg