diff --git a/mini-tube.json b/mini-tube.json
new file mode 100644
index 0000000..d81959e
--- /dev/null
+++ b/mini-tube.json
@@ -0,0 +1,42 @@
+{
+	"parameterSets":
+	{
+		"1ml-50mm2": {
+			"volume_ml": "1",
+			"cross_section_mm2": "50",
+			"marks_small_ml": "0.1",
+			"marks_medium_ml": "0.5",
+			"text_size_mm": "3"
+		},
+		"2ml-50mm2": {
+			"volume_ml": "2",
+			"cross_section_mm2": "50",
+			"marks_small_ml": "0.1",
+			"marks_medium_ml": "0.5",
+			"text_size_mm": "3"
+		},
+		"2ml-100mm2": {
+			"volume_ml": "2",
+			"cross_section_mm2": "100",
+			"text_size_mm": "5"
+		},
+		"5ml-100mm2": {
+			"volume_ml": "5",
+			"cross_section_mm2": "100",
+			"text_size_mm": "5"
+		},
+		"5ml-333mm2": {
+			"volume_ml": "5",
+			"cross_section_mm2": "333",
+			"marks_small_ml": "0.5",
+			"text_size_mm": "8"
+		},
+		"10ml-333mm2": {
+			"volume_ml": "10",
+			"cross_section_mm2": "333",
+			"marks_small_ml": "0.5",
+			"text_size_mm": "8"
+		}
+	},
+	"fileFormatVersion": "1"
+}
diff --git a/mini-tube.sh b/mini-tube.sh
new file mode 100755
index 0000000..b9b1e6c
--- /dev/null
+++ b/mini-tube.sh
@@ -0,0 +1,11 @@
+#!/bin/zsh
+
+cd ${0%/*}
+
+if command -v openscad >/dev/null 2>&1; then
+	openscad=openscad
+else
+	openscad=(flatpak run --filesystem=$PWD org.openscad.OpenSCAD)
+fi
+
+<mini-tube.json jq --raw-output '.parameterSets | keys.[]' | xargs -P$(nproc) -I@ -- $openscad -o mini-tube-@.3mf -p mini-tube.json -P @ mini-tube.scad