Golden Lord Launcher

Item ID 28257 Name Golden Lord Launcher
A golden grenade launcher with the power of the soul used by those who have reached the Level of Gunmaster, which can handle all firearms skillfully.
It resonates with Ancient Hero's Boots.
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For each 2 Refine Levels:
Increases Ranged Physical Damage by 3%.
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For each 3 Refine Levels:
ATK +15
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Refine Level +7:
Increases damage of Dragon Tail by 15%.
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Refine Level +9:
Decreases Dragon Tail skill cooldown by 1 second.
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Refine Level +11:
Increases damage of Dragon Tail by additional 15%.
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When equipped with Ancient Hero's Boots:
Random chance to increase DEX by 20 and long Ranged Physical Damage by 10% for 7 sec when dealing physical damage.
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Type: Grenade Launcher
Attack: 320
Weight: 210
Weapon Level: 4
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Requirement:
Base Level 100
Rebellion
Weapon Level 4 Identifier Golden_L_Launcher
Attack 320 Type Weapon - Grenade Launcher
MATK 0 Equip Locations Two-Handed
Defense 0 Equippable Jobs Gunslinger, Rebellion
Range 9 Equip Gender Both (Male and Female)
Slots 2 Equip Upper None
Weight 210 Min Equip Level 100
NPC Buy 20 Max Equip Level None
NPC Sell 10 Refineable Yes
Credit Price None Trade restriction None
Item Script 
.@r = getrefine();
bonus bLongAtkRate,3*(.@r/2);
bonus bBaseAtk,15*(.@r/3);
if (.@r >= 7) {
   .@val = 15;
   if (.@r >= 9) {
      bonus2 bSkillCooldown,"RL_D_TAIL",-1000;
      if (.@r >= 11) {
         .@val += 15;
      }
   }
   bonus2 bSkillAtk,"RL_D_TAIL",.@val;
}

Set Script
Ancient Hero Boots
Golden Lord Launcher 
autobonus "{ bonus bDex,20; bonus bLongAtkRate,10; }",20,7000,BF_WEAPON; /* unknown rate */
[Not For Sale] Ancient Hero Boots
Golden Lord Launcher 
autobonus "{ bonus bDex,20; bonus bLongAtkRate,10; }",20,7000,BF_WEAPON; /* unknown rate */