make hole for Z rod bigger to actually fit through

x-end.scad

@@ -1,7 +1,7 @@
 // PRUSA iteration3
 // X ends
 // GNU GPL v3
-// Josef Pra <[email protected]>
+// Josef Průša <[email protected]>
 // Václav 'ax' Hůla <[email protected]>
 // http://www.reprap.org/wiki/Prusa_Mendel
 // http://github.com/prusajr/PrusaMendel
@@ -65,11 +65,12 @@ module x_end_base(vfillet=[3,3,3,3], thru=true, len=40){
                 }
 
                 //bottom hole
-                translate([0,17,-1]) cylinder(h = 4, r=2.45);
+
+                translate([0,17,-1]) cylinder(h = 4, r=2.75);
                 //nut slid in
-#                translate([5,17,4]) cube([9.2*2,9.2*sqrt(3/4),4.1], center = true);
+                translate([5,17,4]) cube([9.2*2,9.2*sqrt(3/4),4.1], center = true);
 
-                translate([0,17,6.5]) cylinder(h = 4, r=2.45);
+                translate([0,17,6.5]) cylinder(h = 4, r=2.75);
             }
         }