Piston

Recipe #119

{
    "type": "minecraft:crafting_shaped",
    "category": "redstone",
    "key": {
        "#": "minecraft:cobblestone",
        "R": "minecraft:redstone",
        "T": "#minecraft:planks",
        "X": "minecraft:iron_ingot"
    },
    "pattern": [
        "TTT",
        "#X#",
        "#R#"
    ],
    "result": {
        "id": "minecraft:piston"
    }
}