12 Gauge Caliber8 Round Capacity6x Damage-80% Spread168 Zombie Damage
The item id for Frost Shell Slug in unturned is 36525. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Amount: 8
Count_Min: 4
Count_Max: 7
Calibers: 1
Caliber_0: 36003
Pellets: 1
Spread: 0.2
Blueprints: 1
Blueprint_0_Type: Ammo
Blueprint_0_Supplies: 1
Blueprint_0_Supply_0_ID: 36525
Blueprint_0_Build: 30
Ballistic_Damage_Multiplier: 6