diff --git a/serre-tringle.3mf b/serre-tringle.3mf
new file mode 100644
index 0000000..45e07bc
Binary files /dev/null and b/serre-tringle.3mf differ
diff --git a/serre-tringle.scad b/serre-tringle.scad
index 1a10355..23a8438 100644
--- a/serre-tringle.scad
+++ b/serre-tringle.scad
@@ -1,16 +1,16 @@
 // Parameters
 $diameter_hole =3.2;
-$indent_width = 1;
+$indent_width = 2;
 $diameter_z = 6;
 $length_base= 7;
 $length_hat= 2;
 $delta_hole = 4;
 $diameter_shaft = 2.5;
 $length_blocker = 5;
-$height_blocker = $length_blocker + ($length_base - ($delta_hole + ($diameter_hole/2))) + ($diameter_hole-$diameter_shaft);
+$height_blocker = $length_blocker + ($length_base - ($delta_hole + ($diameter_hole/2))) + ($diameter_hole-$diameter_shaft) - 0.2;
 $diameter_blocker = 10;
 $radial_indent = 1;
-$slack = 0.1;
+$slack = 0.2;
 $mini_slack = 0.001;
 
 // rendering precision
diff --git a/serre-tringle.stl b/serre-tringle.stl
index 66b5130..71c686e 100644
Binary files a/serre-tringle.stl and b/serre-tringle.stl differ