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.
357MAG_TOR_Std_30rnd_Magazine.dat
GUID f7f0fbd628634510985f2825a39a035d
Type Magazine
Rarity Legendary
ID 38202
Size_X 1
Size_Y 2
Size_Z 0.28
Amount 30
Count_Min 25
Count_Max 30
Equipable_Movement_Speed_Multiplier 1
Aim_Duration_Multiplier 1
Speed 1
Calibers 1
Caliber_0 35343
Tracer 48
Blueprints 5
Blueprint_0_Type Ammo
Blueprint_0_Supplies 1
Blueprint_0_Supply_0_ID 119
Blueprint_0_Build 30
Blueprint_1_Type Ammo
Blueprint_1_Supplies 1
Blueprint_1_Supply_0_ID 36379
Blueprint_1_Build 30
Blueprint_2_Type Ammo
Blueprint_2_Supplies 1
Blueprint_2_Supply_0_ID 36433
Blueprint_2_Build 30
Blueprint_3_Type Ammo
Blueprint_3_Supplies 1
Blueprint_3_Supply_0_ID 36441
Blueprint_3_Build 30
Blueprint_4_Type Ammo
Blueprint_4_Supplies 1
Blueprint_4_Supply_0_ID 38202
Blueprint_4_Build 30
Use_Auto_Icon_Measurements False