This item is not included in any spawn asset, but it doesn't necessarily mean that it doesn't spawn naturally on any of the maps.
I_A_Ma_Arrow_Flame.dat
GUID 9a7fb617a30948968571b54baa8fc886
Type Magazine
Rarity Rare
ID 38565
Size_X 2
Size_Y 1
Size_Z 0.2
Amount 1
Calibers 1
Caliber_0 15
Tracer 55
Stuck 100
Range 3
Player_Damage 15
Zombie_Damage 99
Animal_Damage 99
Barricade_Damage 25
Structure_Damage 25
Vehicle_Damage 25
Resource_Damage 1000
Object_Damage 75
Explosion 38412
Explosive
Blueprints 2
Blueprint_0_Type Gear
Blueprint_0_Supplies 3
Blueprint_0_Supply_0_ID 347
Blueprint_0_Supply_0_Amount 6
Blueprint_0_Supply_1_ID 69
Blueprint_0_Supply_1_Amount 1
Blueprint_0_Supply_2_ID 38344
Blueprint_0_Supply_2_Amount 1
Blueprint_0_Outputs 1
Blueprint_0_Output_0_ID 38565
Blueprint_0_Output_0_Amount 6
Blueprint_0_Level 1
Blueprint_0_Skill Craft
Blueprint_0_Build 27
//MP40 Magazine
Blueprint_1_Type Tool
Blueprint_1_Supplies 2
Blueprint_1_Supply_0_ID 68
Blueprint_1_Supply_0_Amount 7
Blueprint_1_Supply_1_ID 119
Blueprint_1_Supply_1_Amount 4
Blueprint_1_Outputs 1
Blueprint_1_Output_0_ID 1479
Blueprint_1_Output_0_Amount 5
Blueprint_1_Tool 38352
Blueprint_1_Level 2
Blueprint_1_Skill Craft
Blueprint_1_Build 27
Blueprint_1_Conditions 1
Blueprint_1_Condition_0_Type Flag_Bool
Blueprint_1_Condition_0_ID 36813
Blueprint_1_Condition_0_Value True
Blueprint_1_Condition_0_Logic Equal