{
  "type": "minecraft:crafting_shaped",
  "key": {
    "Q": {
      "tag": "tfc:rock/smooth"
    }
  },
  "pattern": [
    "QQQ",
    "   ",
    "QQQ"
  ],
  "result": {
    "item": "scguns:stone_gun_barrel"
  }
}