diff --git a/3d_models/laser_holder.scad b/3d_models/laser_holder.scad
index 1b7ba16..7954ed7 100644
--- a/3d_models/laser_holder.scad
+++ b/3d_models/laser_holder.scad
@@ -1,7 +1,7 @@
 // 0 = all, 1=only the bracket
 export_set = 0;
 
-laser_pen_diam = 14.5;
+laser_pen_diam = 15;
 
 holder_spacing=60;
 
@@ -29,23 +29,23 @@ module screw_hole(y,z) {
     }
 }
 
-module pico_haut(){
-translate(v=[holder_len/2,0,5]){
-                    rotate(a=90, v=[1,0,0]) {
-                        cylinder(h=holder_width,
-                                        d=2,center=true, $fn=20);
-                    }
-                }
-}
+//module pico_haut(){
+//translate(v=[holder_len/2,0,5]){
+//                    rotate(a=90, v=[1,0,0]) {
+//                        cylinder(h=holder_width,
+//                                        d=2,center=true, $fn=20);
+//                    }
+//                }
+//}
 
 module start_stop_cyl(){
-        translate(v=[holder_len/2-.5, 0, 3]){
+        translate(v=[holder_len/2-.5, 0, 4]){
             rotate(a=90, v=[1,0,0]) {
                 cylinder(h=holder_width,
                                 d=1.8,center=true, $fn=20);
             }
         }
-        translate(v=[holder_len/11, 0, -holder_height/2+.5]){
+        translate(v=[0, 0, -holder_height/2+.5]){
             rotate(a=90, v=[1,0,0]) {
                 cylinder(h=holder_width,
                                 d=1.8,center=true, $fn=20);
@@ -110,10 +110,10 @@ module holder(pos_y) {
                     }
                 }
                 translate(v=[holder_len/3,0,-holder_height/4]) {
-                    cube([holder_len/2,
-                                holder_width+1,
-                                holder_height/2+5],
-                                center=true);
+                    #cube([holder_len/2+3,
+                                 holder_width+1,
+                                 holder_height/2+7],
+                                 center=true);
                 }
             }
             start_stop_cyl();