ic2 tweaker - wrong dropping chance from ScrapBox custom recipe

package info.tritusk.modpack.crafttweaker.support.ic2;

import crafttweaker.IAction;
import crafttweaker.annotations.ModOnly;
import crafttweaker.annotations.ZenRegister;
import crafttweaker.api.item.IItemStack;
import crafttweaker.api.item.WeightedItemStack;
import crafttweaker.api.minecraft.CraftTweakerMC;
import ic2.api.recipe.Recipes;
import net.minecraft.item.ItemStack;
import stanhebben.zenscript.annotations.ZenClass;
import stanhebben.zenscript.annotations.ZenMethod;

@ModOnly("ic2")
@ZenClass("mods.ic2.ScrapBox")
@ZenRegister
public final class ScrapBoxSupport {
  @ZenMethod
  public static void addDrop(WeightedItemStack weightedItem) {
    CraftTweakerActions.apply(new AddScrapBoxDropAction(weightedItem));
  }
  
  @ZenMethod
  public static void addDrop(IItemStack item, float chance) {
    CraftTweakerActions.apply(new AddScrapBoxDropAction(item, chance));
  }
  
  private static final class AddScrapBoxDropAction implements IAction {
    private final float weight;
    
    private final ItemStack item;
    
    AddScrapBoxDropAction(WeightedItemStack weightedItem) {
      this(weightedItem.getStack(), weightedItem.getChance());
    }
    
    AddScrapBoxDropAction(IItemStack item, float weight) {
      this.item = CraftTweakerMC.getItemStack(item);
      this.weight = weight;
    }
    
    public void apply() {
      Recipes.scrapboxDrops.addDrop(this.item, this.weight);
    }
    
    public String describe() {
      return null;
    }
  }
}

package info.tritusk.modpack.crafttweaker.support.ic2;

import crafttweaker.IAction;
import crafttweaker.annotations.ModOnly;
import crafttweaker.annotations.ZenRegister;
import crafttweaker.api.item.IIngredient;
import crafttweaker.api.item.IItemStack;
import crafttweaker.api.minecraft.CraftTweakerMC;
import ic2.api.recipe.IRecipeInput;
import ic2.api.recipe.Recipes;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import stanhebben.zenscript.annotations.ZenClass;
import stanhebben.zenscript.annotations.ZenMethod;

@ModOnly("ic2")
@ZenClass("mods.ic2.ScrapBox")
@ZenRegister
public final class ScrapBoxSupport {
@ZenMethod

    public static void addRecipe(IIngredient Input, IItemStack Item, float chance) {
      CraftTweakerActions.apply(new AddScrapBoxDropAction(Input, Item, chance));
    }
    
    public static final class AddScrapBoxDropAction implements IAction {
        public final ItemStack item;
        public float iweight;
        public final IRecipeInput scrapbox;

      AddScrapBoxDropAction(IIngredient Input, IItemStack Item, float chance) {
        this.scrapbox = IC2RecipeInputs.of(Input);
          this.item = CraftTweakerMC.getItemStack(Item);
            this.iweight = chance;
      }
      
      public void apply() {
        NBTTagCompound nbtweight = new NBTTagCompound();
        nbtweight.setFloat("weight", iweight);
            Recipes.scrapboxDrops.addRecipe(scrapbox, nbtweight, false, item);
      }
      
      public String describe() {
        return null;
      }
    }
}