Arm I
+1 to all Defenses, +1 to Dexterity Skill Checks
Arm II
+1 to all Defenses, +2 to Dexterity Skill Checks
Arm III
+2 to all Defenses, +2 to Dexterity Skill Checks
Arm IV
+2 to all Defenses, +3 to Dexterity Skill Checks
Arm V
+3 to all Defenses, +3 to Dexterity Skill Checks
Arm VI [Requires Lv 15+ Enchantment level]
+4 to all Defenses, +3 to Dexterity Skill Checks