Dimensional Wanderer's Lock

Item ID 490277 Name Dimensional Wanderer's Lock
A lock possessed by an existence that crosses dimensions.
It's unclear which door can be locked with it.
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[Can be refined]
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All Traits +3
Decreases Variable Casting Time by 10%.
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Refine Level +7:
P.ATK +3
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Refine Level +9:
For each 20 base POW:
STA +4, P.ATK +2
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Refine Level +12:
Decreases Fixed Casting Time by 0.3 seconds.
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[Bonus by Grade]
[Grade D]: POW +2, ATK +3%.
[Grade C]: P.ATK +2
[Grade B]: P.ATK +3, RES +20.
[Grade A]: POW +2 per 15 base STR.
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Type: Accessory
Position: Right
Defense: 0
Weight: 20
Armor Level: 2
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Requirement:
Base Level 240
Weapon Level 0 Identifier Dimmension_W_Padlock
Attack 0 Type Armor
MATK 0 Equip Locations Accessory Right
Defense 0 Equippable Jobs None
Range 0 Equip Gender Both (Male and Female)
Slots 1 Equip Upper None
Weight 20 Min Equip Level 240
NPC Buy 0 Max Equip Level None
NPC Sell 0 Refineable Yes
Credit Price None Trade restriction None
Item Script 
.@param = (readparam(bPow)/20);
.@g = getenchantgrade();
.@r = getrefine();
bonus bAllTraitStats,3;
bonus bVariableCastrate,-10;
if (.@r>=7) {
   bonus bPAtk,3;
   if (.@r>=9) {
      bonus bPAtk,2*.@param;
      bonus bSta,4*.@param;
      if (.@r>=12) {
         bonus bFixedCast,-300;
      }
   }
}
if (.@g>=ENCHANTGRADE_D) {
   bonus bAtkRate,3;
   bonus bPow,2;
   if (.@g>=ENCHANTGRADE_C) {
      bonus bPAtk,2;
      if (.@g>=ENCHANTGRADE_B) {
         bonus bPAtk,3;
         bonus bRes,20;
         if (.@g>=ENCHANTGRADE_A) {
            bonus bPow,2*(readparam(bStr)/15);
         }
      }
   }
}