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.
StrikeA10.dat
GUID 0c58a9a5a22b430b81f5ec50ea84936d
Type Magazine
Rarity Legendary
ID 51331
Size_X 2
Size_Y 2
Size_Z 0.1
Amount 1
Count_Min 1
Count_Max 1
Spawn_Explosion_On_Dedicated_Server True
Calibers 1
Caliber_0 51050
Tracer 55
Range 3
Player_Damage 0
Zombie_Damage 0
Animal_Damage 0
Barricade_Damage 0
Structure_Damage 0
Vehicle_Damage 0
Resource_Damage 0
Object_Damage 0
Explosion 51092
Explosive
Use_Auto_Stat_Descriptions False
Delete_Empty
Blueprints 2
Blueprint_0_Type Tool
Blueprint_0_Supplies 4
// Blank Module
Blueprint_0_Supply_0_ID 51329
Blueprint_0_Supply_0_Amount 1
Blueprint_0_Supply_0_Critical
// Frag Grenades
Blueprint_0_Supply_1_ID 51300
Blueprint_0_Supply_1_Amount 10
// Adhesive Compound
Blueprint_0_Supply_2_ID 51061
Blueprint_0_Supply_2_Amount 1
// Nitro
Blueprint_0_Supply_3_ID 51307
Blueprint_0_Supply_3_Amount 2
Blueprint_0_Product 51331
Blueprint_0_Products 2
Blueprint_0_Build 27
Blueprint_1_Type Tool
Blueprint_1_Supplies 4
// Blank Module
Blueprint_1_Supply_0_ID 51329
Blueprint_1_Supply_0_Amount 1
Blueprint_1_Supply_0_Critical
// Impact Grenades
Blueprint_1_Supply_1_ID 51315
Blueprint_1_Supply_1_Amount 10
// Adhesive Compound
Blueprint_1_Supply_2_ID 51061
Blueprint_1_Supply_2_Amount 1
// Nitro
Blueprint_1_Supply_3_ID 51307
Blueprint_1_Supply_3_Amount 2
Blueprint_1_Product 51331
Blueprint_1_Products 2
Blueprint_1_Build 27