diff --git a/lionel/entretoise_potence.scad b/lionel/entretoise_potence.scad
new file mode 100644
index 0000000..b6b4eaa
--- /dev/null
+++ b/lionel/entretoise_potence.scad
@@ -0,0 +1,8 @@
+$fn=60;
+
+include <BOSL2/std.scad>
+
+difference() {
+    cuboid([28,15,30], rounding=14, edges=[BACK+RIGHT,BACK+LEFT]);
+    translate([0,-3,0]) zcyl(d=5, l=30, rounding=-1);
+}
\ No newline at end of file
diff --git a/lionel/entretoise_potence.stl b/lionel/entretoise_potence.stl
new file mode 100644
index 0000000..e58446a
Binary files /dev/null and b/lionel/entretoise_potence.stl differ
diff --git a/lionel/profil_entretoise.svg b/lionel/profil_entretoise.svg
new file mode 100644
index 0000000..7411b0a
--- /dev/null
+++ b/lionel/profil_entretoise.svg
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="27mm"
+   height="14.399996mm"
+   viewBox="0 0 27 14.399996"
+   version="1.1"
+   id="svg1"
+   xml:space="preserve"
+   inkscape:version="1.4.3 (0d15f75042, 2025-12-25)"
+   sodipodi:docname="profil_entretoise.svg"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg"><sodipodi:namedview
+     id="namedview1"
+     pagecolor="#ffffff"
+     bordercolor="#000000"
+     borderopacity="0.25"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     inkscape:document-units="mm"
+     showguides="true"
+     inkscape:zoom="0.71891835"
+     inkscape:cx="562.65082"
+     inkscape:cy="35.469953"
+     inkscape:window-width="1920"
+     inkscape:window-height="1016"
+     inkscape:window-x="0"
+     inkscape:window-y="36"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="layer1" /><defs
+     id="defs1" /><g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(134.44355,-56.385657)"><path
+       id="rect1"
+       style="opacity:0.5;fill:#ff0000;stroke:none;stroke-width:0.101793;stroke-linecap:square;stroke-miterlimit:0"
+       d="m -120.94355,56.385657 c -9.99746,0 -13.5,14.399996 -13.5,14.399996 h 27 c 0,0 -3.50254,-14.399996 -13.5,-14.399996 z m 0,4.700022 a 2.4999994,2.4999994 0 0 1 2.5,2.500002 2.4999994,2.4999994 0 0 1 -2.5,2.49995 2.4999994,2.4999994 0 0 1 -2.5,-2.49995 2.4999994,2.4999994 0 0 1 2.5,-2.500002 z" /></g></svg>