diff --git a/resources/extruders/stream20_30_extruder.def.json b/resources/extruders/stream20_30_extruder.def.json
new file mode 100644
index 0000000000..6e15837b55
--- /dev/null
+++ b/resources/extruders/stream20_30_extruder.def.json
@@ -0,0 +1,22 @@
+{
+    "id": "STREAM20_30",
+    "version": 2,
+    "name": "Extrudeur MK2",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "VOLUMIC STREAM MK2",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        }
+    }
+}
diff --git a/resources/extruders/stream20dual_0.def.json b/resources/extruders/stream20dual_0.def.json
new file mode 100644
index 0000000000..10fe25ef57
--- /dev/null
+++ b/resources/extruders/stream20dual_0.def.json
@@ -0,0 +1,32 @@
+{
+    "id": "STREAM20_dual_extruder_0",
+    "version": 2,
+    "name": "Extrudeur gauche",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "VOLUMIC STREAM20DUAL MK2",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        },
+        "machine_nozzle_offset_x": { "default_value": 0 },
+        "machine_nozzle_offset_y": { "default_value": 0 },
+
+        "machine_extruder_start_pos_abs": { "default_value": true },
+        "machine_extruder_start_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_start_pos_y": { "value": "prime_tower_position_y" },
+        "machine_extruder_end_pos_abs": { "default_value": true },
+        "machine_extruder_end_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_end_pos_y": { "value": "prime_tower_position_y" }
+    }
+}
diff --git a/resources/extruders/stream20dual_1.def.json b/resources/extruders/stream20dual_1.def.json
new file mode 100644
index 0000000000..9b87f50c3c
--- /dev/null
+++ b/resources/extruders/stream20dual_1.def.json
@@ -0,0 +1,34 @@
+{
+    "id": "STREAM20_dual_extruder_1",
+    "version": 2,
+    "name": "Extrudeur droit",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "VOLUMIC STREAM20DUAL MK2",
+        "position": "1"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 1,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        },
+        "machine_nozzle_offset_x": { "default_value": 35 },
+        "machine_nozzle_offset_y": { "default_value": 0 },
+
+        "machine_extruder_start_pos_abs": { "default_value": true },
+        "machine_extruder_start_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_start_pos_y": { "value": "prime_tower_position_y" },
+        "machine_extruder_end_pos_abs": { "default_value": true },
+        "machine_extruder_end_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_end_pos_y": { "value": "prime_tower_position_y" }
+    }
+}
+
+
diff --git a/resources/extruders/stream30dual_0.def.json b/resources/extruders/stream30dual_0.def.json
new file mode 100644
index 0000000000..62a50c48a6
--- /dev/null
+++ b/resources/extruders/stream30dual_0.def.json
@@ -0,0 +1,32 @@
+{
+    "id": "STREAM30_dual_extruder_0",
+    "version": 2,
+    "name": "Extrudeur gauche",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "VOLUMIC STREAM30DUAL MK2",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        },
+        "machine_nozzle_offset_x": { "default_value": 0 },
+        "machine_nozzle_offset_y": { "default_value": 0 },
+
+        "machine_extruder_start_pos_abs": { "default_value": true },
+        "machine_extruder_start_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_start_pos_y": { "value": "prime_tower_position_y" },
+        "machine_extruder_end_pos_abs": { "default_value": true },
+        "machine_extruder_end_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_end_pos_y": { "value": "prime_tower_position_y" }
+    }
+}
diff --git a/resources/extruders/stream30dual_1.def.json b/resources/extruders/stream30dual_1.def.json
new file mode 100644
index 0000000000..e636865614
--- /dev/null
+++ b/resources/extruders/stream30dual_1.def.json
@@ -0,0 +1,34 @@
+{
+    "id": "STREAM30_dual_extruder_1",
+    "version": 2,
+    "name": "Extrudeur droit",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "VOLUMIC STREAM30DUAL MK2",
+        "position": "1"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 1,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        },
+        "machine_nozzle_offset_x": { "default_value": 35 },
+        "machine_nozzle_offset_y": { "default_value": 0 },
+
+        "machine_extruder_start_pos_abs": { "default_value": true },
+        "machine_extruder_start_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_start_pos_y": { "value": "prime_tower_position_y" },
+        "machine_extruder_end_pos_abs": { "default_value": true },
+        "machine_extruder_end_pos_x": { "value": "prime_tower_position_x" },
+        "machine_extruder_end_pos_y": { "value": "prime_tower_position_y" }
+    }
+}
+
+
diff --git a/resources/extruders/stream30ultra_extruder.def.json b/resources/extruders/stream30ultra_extruder.def.json
new file mode 100644
index 0000000000..1f76837e87
--- /dev/null
+++ b/resources/extruders/stream30ultra_extruder.def.json
@@ -0,0 +1,21 @@
+{
+    "version": 2,
+    "name": "Extruder",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "stream30ultrasc",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        }
+    }
+}
diff --git a/resources/extruders/stream30ultrasc_extruder.def.json b/resources/extruders/stream30ultrasc_extruder.def.json
new file mode 100644
index 0000000000..1f76837e87
--- /dev/null
+++ b/resources/extruders/stream30ultrasc_extruder.def.json
@@ -0,0 +1,21 @@
+{
+    "version": 2,
+    "name": "Extruder",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "stream30ultrasc",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "material_diameter": {
+            "default_value": 1.75
+        }
+    }
+}