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.
Veresk Mag SP-10.dat
GUID ede60466bbe94e5c8ff25893c0399f58
Type Magazine
Rarity Rare
ID 58589
Size_X 1
Size_Y 2
Size_Z 0.2
Amount 20
Count_Min 1
Count_Max 19
Calibers 1
Caliber_0 56088
Spread 1.2
Shake 1.15
Recoil_X 1.1
Recoil_Y 1.2
Ballistic_Damage_Multiplier 1.25
Equipable_Movement_Speed_Multiplier 0.995
Tracer 48
Explosive
Explosion 55115
Blueprints 4
// Ammo Box
Blueprint_0_Type Ammo
Blueprint_0_Supplies 1
Blueprint_0_Supply_0_ID 58573
Blueprint_0_Build 55048
// SR1MP mag
Blueprint_1_Type Ammo
Blueprint_1_Supplies 1
Blueprint_1_Supply_0_ID 58577
Blueprint_1_Supply_0_Critical
Blueprint_1_Build 55048
// SR-2 Veresk mag
Blueprint_2_Type Ammo
Blueprint_2_Supplies 1
Blueprint_2_Supply_0_ID 58586
Blueprint_2_Supply_0_Critical
Blueprint_2_Build 55048
// SR-2 Veresk 20rnd mag
Blueprint_3_Type Ammo
Blueprint_3_Supplies 1
Blueprint_3_Supply_0_ID 58589
Blueprint_3_Build 55048