Blockstate

{
    "forge_marker": 1,
    "defaults": {
        "textures": {
            "all": "blocks/iron_block",
            "core": "blocks/iron_block"
        },
        "model": "mt:shaft_box"
    },
    "variants": {
        "normal": [{}],
        "inventory": [{
            "transform": "forge:default-block",
            "model": "mt:shaft_box",
            "submodel": {
                "shaft": { "model": "mt:shaft" }
            }
        }],
        "facing": {
            "down":  { "transform": { "rotation": { "x": 90  } } },
            "up":    { "transform": { "rotation": { "x": 270 } } },
            "north": { "transform": { "rotation": { "y": 270  } } },
            "south": { "transform": { "rotation": { "y": 90 } } },
            "west":  { "transform": "identity"                   },
            "east":  { "transform": { "rotation": { "y": 180 } } }
        },
        "static": {
            "true": {
                "model": "mt:shaft_box"
            },
            "false": {
                "model": "mt:shaft"
            }
        }
    }
}