[
  {
    "type": "item_group",
    "id": "milspec_arsenal_50_mg_gun&mags&cans",
    "subtype": "collection",
    "items": [
      { "group": "milspec_arsenal_50_mg_gun&ammo" },
      {
        "distribution": [
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          { "item": "ammo_can_50_50bmg_1tracer4mk211_100", "count": [ 1, 4 ], "prob": 1 }
        ]
      }
    ]
  },
  {
    "type": "item_group",
    "id": "milspec_arsenal_50_mg_gun&ammo",
    "subtype": "collection",
    "items": [
      { "group": "milspec_arsenal_50_mg_gun&mags" },
      { "group": "ammo_can_50_mg_any_full", "prob": 30 },
      { "group": "ammo_can_50_mg_any_part", "prob": 80, "count": [ 1, 2 ] }
    ]
  },
  {
    "type": "item_group",
    "id": "milspec_arsenal_50_mg_gun&mags",
    "subtype": "collection",
    "items": [ { "item": "m2browning", "count": 1, "prob": 70 }, { "item": "m2browning", "count": 1, "prob": 15 } ]
  }
]
