{ "version": 2, "name": "Extruder 1", "inherits": "fdmextruder", "metadata": { "machine": "ultimaker2", "position": "0" }, "overrides": { "extruder_nr": { "default_value": 0 }, "machine_nozzle_head_distance": { "default_value": 3 }, "machine_nozzle_size": { "default_value": 0.4 }, "material_diameter": { "default_value": 2.85 } } }