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.
PS_Drachenzahn_Mag.dat
GUID b3c2080ea7cb4e5f86bd1bbd14b4965b
Type Magazine
Rarity Epic
ID 10696
Size_X 2
Size_Y 2
Size_Z 0.3
Amount 50
Count_Min 1
Count_Max 50
Calibers 1
Caliber_0 10686
Tracer 19002
Blueprints 7
Blueprint_0_Type Tool
Blueprint_0_Supplies 1
Blueprint_0_Supply_0_ID 18999
Blueprint_0_Supply_0_Amount 1
Blueprint_0_Tool 18999
Blueprint_0_Tool_Critical
Blueprint_0_Build 27
// Ammo Box
Blueprint_1_Type Ammo
Blueprint_1_Supplies 1
Blueprint_1_Supply_0_ID 10040
Blueprint_1_Build 30
// Magazine
Blueprint_2_Type Ammo
Blueprint_2_Supplies 1
Blueprint_2_Supply_0_ID 10696
Blueprint_2_Build 30
// Precision Magazine
Blueprint_3_Type Ammo
Blueprint_3_Supplies 1
Blueprint_3_Supply_0_ID 10568
Blueprint_3_Build 30
// Precision Drum
Blueprint_4_Type Ammo
Blueprint_4_Supplies 1
Blueprint_4_Supply_0_ID 10519
Blueprint_4_Build 30
// PKM Box
Blueprint_5_Type Ammo
Blueprint_5_Supplies 1
Blueprint_5_Supply_0_ID 19424
Blueprint_5_Build 30
// K249 Drum
Blueprint_6_Type Ammo
Blueprint_6_Supplies 1
Blueprint_6_Supply_0_ID 10510
Blueprint_6_Build 30