Here are the Id numbers for everything as I hadnt found them linked to the bundle as of yet:
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Sorted list copied from Poptops item ID guide: https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=675890177
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Animals

15010 - Wild Fox
15011 - Sheep

Clothing, Armor

15000 - IFR Recruit Top
15001 - IFR Bottom
15002 - IFR Beret
15003 - Irish Military Bottom
15004 - Irish Private Top
15005 - Irish Lieutenant Top
15006 - Irish Major Top
15007 - Ireland Beret
15008 - Irish Military Helmet
15009 - IFR Bandana
15010 - Asylum Bottom
15011 - Asylum Top
15012 - Chainmail Top
15013 - Chainmail Bottom
15014 - IFR Officer Top
15015 - IFR Commander Top
15020 - Garda Top
15021 - Firefighter Top
15022 - Firefighter Bottom
15023 - Coalition Prisoner Top
15024 - Coalition Prisoner Bottom
15025 - Garda Vest
15030 - Butcher Top
15031 - Butcher Bottom
15032 - Fishmonger Top
15033 - Fishmonger Bottom
15034 - Brewery Top
15035 - Brewery Bottom
15500 - Irish Military Vest
15501 - Irish Military Backpack

Guns

15036 - Wezel
15039 - Orel
15041 - Cobalt
15044 - Dagger
15048 - Hospitality
15050 - Hollowcharge
15053 - Judgement

Ammo

15038 - Wezel Magazine
15040 - Orel Magazine
15043 - Cobalt Clip
15046 - Dagger Magazine
15047 - Orel Box
15052 - Hollowcharge Magazine
15055 - Judgement Rockets

Attachments

15037 - Wezel Iron Sights
15042 - Cobalt Iron Sights
15045 - Dagger Scope
15049 - Hospitality Scope
15054 - Judgement Scope

Water

15100 - Bottled 4-Leaf
15101 - Bottled Coffee

Vehicles

15000 - Black Cooper
15001 - Blue Cooper
15002 - Green Cooper
15003 - Orange Cooper
15004 - Purple Cooper
15005 - Red Cooper
15006 - White Cooper
15007 - Yellow Cooper

15007 - Black Scout
15008 - Blue Scout
15009 - Green Scout
15010 - Orange Scout
15011 - Purple Scout
15012 - Red Scout
15013 - White Scout
15014 - Yellow Scout

15015 - Ireland Tank
15030 - Irish APC
15031 - Irish Huey
15032 - Irish Jeep
15034 - Irish Ural
15035 - Irish Humvee
15100 - Steam Train