Book of Concentration [1] 490234 / Copy_Book_Concen

A book that allows you to use certain abilities.
I wonder is there any other benefits from it.
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ATK, MATK + 5%.
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Enables to use Improve Concentration Lv 2.
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Type : Accessory
Def : 10
Weight : 100
Armor Level : 1
Required Level : 80
Class : All Jobs