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_C2_Ma_Shell_Twin_Missile_Practice.dat
GUID 20463cc9a4dc4462933a050b0f7b3785
Type Magazine
Rarity Rare
ID 38694
Size_X 3
Size_Y 2
Size_Z 0.25
Amount 2
Calibers 1
Caliber_0 38692
Projectile_Damage_Multiplier 0.1
Projectile_Blast_Radius_Multiplier 0
Projectile_Launch_Force_Multiplier 1
Explosion 38420
Blueprints 1
Blueprint_0_Type Tool
Blueprint_0_Supplies 1
Blueprint_0_Supply_0_ID 38450
Blueprint_0_Supply_0_Amount 2
Blueprint_0_Build 30
InventoryAudio Sounds/Inventory/SmallMetal.asset