diff --git a/umc404_mount.scad b/umc404_mount.scad
index bd07ee9..86c06a5 100644
--- a/umc404_mount.scad
+++ b/umc404_mount.scad
@@ -28,19 +28,22 @@ translate([0,0,height]) {
 
             translate([-1, 1*depth/5,0])
             cylinder(h=thickness, d=2, $fn=64);
+            
+            translate([0, depth/2-25, -height])
+            cube([1, 50, 1]);
         }
 
         translate([-6, 2*depth/3, 0])
         cylinder(h=thickness, d=2, $fn=64);
 
-        translate([-6, 2*depth/3, 0])
-        cylinder(h=2, d=4, $fn=64);
+        translate([-6, 2*depth/3, -100+2])
+        cylinder(h=100, d=4.5, $fn=64);
 
         translate([-6, 1*depth/3, 0])
         cylinder(h=thickness, d=2, $fn=64);
 
-        translate([-6, 1*depth/3, 0])
-        cylinder(h=2, d=4, $fn=64);
+        translate([-6, 1*depth/3, -100+2])
+        cylinder(h=100, d=4.5, $fn=64);
     }
 }