[
  {
    "id": "usp_9mm",
    "copy-from": "usp_9mm",
    "type": "GUN",
    "name": { "str": "H&K USP 9mm", "str_pl": "H&K USP 9mm" },
    "weight": "748 g"
  },
  {
    "id": "hk_mp5",
    "copy-from": "hk_mp5",
    "type": "GUN",
    "name": { "str": "H&K MP5A2", "str_pl": "H&K MP5A2" },
    "volume": "1750 ml"
  },
  {
    "id": "hk_mp5k",
    "copy-from": "hk_mp5k",
    "type": "GUN",
    "name": { "str": "H&K MP5K-PDW", "str_pl": "H&K MP5K-PDW" },
    "volume": "1250 ml"
  }
]