12.7mm Caliber1 Round Capacity400 Zombie Damage
The item id for Frost Mag 127 in unturned is 36604. 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: 1
Count_Min: 1
Count_Max: 1
Calibers: 1
Caliber_0: 36014
Tracer: 36030
Speed: 0.75